256264292480

素因数分解:

$2^7\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{157}}^1$

素因数の和:317

約数の個数: 768

約数和(自身を含む): 783098357760

約数和(自身を除く): 526834065280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 31, 32, 35, 40, 46, 49, 56, 62, 64, 70, 73, 80, 92, 98, 112, 115, 124, 128, 140, 146, 155, 157, 160, 161, 184, 196, 217, 224, 230, 245, 248, 280, 292, 310, 314, 320, 322, 365, 368, 392, 434, 448, 460, 490, 496, 511, 560, 584, 620, 628, 640, 644, 713, 730, 736, 784, 785, 805, 868, 896, 920, 980, 992, 1022, 1085, 1099, 1120, 1127, 1168, 1240, 1256, 1288, 1426, 1460, 1472, 1519, 1568, 1570, 1610, 1679, 1736, 1840, 1960, 1984, 2044, 2170, 2198, 2240, 2254, 2263, 2336, 2480, 2512, 2555, 2576, 2852, 2920, 2944, 3038, 3136, 3140, 3220, 3358, 3472, 3565, 3577, 3611, 3680, 3920, 3968, 4088, 4340, 4396, 4480, 4508, 4526, 4672, 4867, 4960, 4991, 5024, 5110, 5152, 5495, 5635, 5704, 5840, 6076, 6272, 6280, 6440, 6716, 6944, 7130, 7154, 7222, 7360, 7595, 7693, 7840, 8176, 8395, 8680, 8792, 9016, 9052, 9344, 9734, 9920, 9982, 10048, 10220, 10304, 10990, 11270, 11315, 11408, 11461, 11680, 11753, 12152, 12560, 12880, 13432, 13888, 14260, 14308, 14444, 14720, 15190, 15386, 15680, 15841, 16352, 16790, 17360, 17584, 17885, 18032, 18055, 18104, 19468, 19840, 19964, 20096, 20440, 20608, 21980, 22540, 22630, 22816, 22922, 23360, 23506, 24304, 24335, 24955, 25120, 25277, 25760, 26864, 27776, 28520, 28616, 28888, 30380, 30772, 31360, 31682, 32704, 33580, 34069, 34720, 34937, 35168, 35770, 36064, 36110, 36208, 38465, 38936, 39928, 40880, 43960, 45080, 45260, 45632, 45844, 46720, 47012, 48608, 48670, 49910, 50240, 50554, 51520, 52049, 53728, 57040, 57232, 57305, 57776, 58765, 60760, 61544, 63364, 65408, 67160, 68138, 69440, 69874, 70336, 71540, 72128, 72220, 72416, 76930, 77872, 79205, 79856, 80227, 81760, 82271, 87920, 90160, 90520, 91264, 91688, 94024, 97216, 97340, 99820, 100480, 101108, 103040, 104098, 107456, 110887, 111941, 114080, 114464, 114610, 115552, 117530, 121520, 123088, 126385, 126728, 134320, 136276, 138880, 139748, 140672, 143080, 144256, 144440, 144832, 153860, 155744, 158410, 159712, 160454, 163520, 164542, 170345, 174685, 175840, 176939, 180320, 181040, 183376, 188048, 194432, 194680, 199640, 202216, 208196, 214912, 221774, 223882, 228160, 228928, 229220, 231104, 235060, 238483, 243040, 246176, 252770, 253456, 260245, 263603, 268640, 272552, 279496, 286160, 288880, 289664, 307720, 311488, 316820, 319424, 320908, 327040, 329084, 340690, 349370, 351680, 353878, 355291, 360640, 362080, 364343, 366752, 376096, 389360, 399280, 401135, 404432, 411355, 416392, 443548, 447764, 456320, 457856, 458440, 462208, 470120, 476966, 486080, 492352, 505540, 506912, 520490, 527206, 537280, 545104, 554435, 558992, 559705, 561589, 572320, 577760, 615440, 622976, 633640, 638848, 641816, 658168, 681380, 698740, 703360, 707756, 710582, 721280, 724160, 728686, 733504, 752192, 778720, 783587, 798560, 802270, 808864, 822710, 832784, 884695, 887096, 895528, 916880, 940240, 953932, 972160, 984704, 1011080, 1013824, 1040980, 1054412, 1074560, 1090208, 1108870, 1117984, 1119410, 1123178, 1144640, 1155520, 1192415, 1230880, 1267280, 1283632, 1316336, 1318015, 1362760, 1397480, 1415512, 1421164, 1448320, 1457372, 1467008, 1504384, 1557440, 1567174, 1597120, 1604540, 1617728, 1645420, 1665568, 1769390, 1774192, 1776455, 1791056, 1821715, 1833760, 1845221, 1880480, 1907864, 2022160, 2027648, 2081960, 2108824, 2180416, 2217740, 2235968, 2238820, 2246356, 2289280, 2311040, 2384830, 2461760, 2487037, 2534560, 2550401, 2567264, 2632672, 2636030, 2725520, 2794960, 2807945, 2831024, 2842328, 2914744, 3114880, 3134348, 3194240, 3209080, 3235456, 3290840, 3331136, 3538780, 3548384, 3552910, 3582112, 3643430, 3667520, 3690442, 3760960, 3815728, 3917935, 4044320, 4163920, 4217648, 4360832, 4435480, 4471936, 4477640, 4492712, 4769660, 4923520, 4974074, 5069120, 5100802, 5134528, 5265344, 5272060, 5451040, 5485109, 5589920, 5615890, 5662048, 5684656, 5829488, 6268696, 6418160, 6581680, 6662272, 7077560, 7096768, 7105820, 7164224, 7286860, 7335040, 7380884, 7521920, 7631456, 7835870, 8088640, 8171693, 8327840, 8435296, 8870960, 8955280, 8985424, 9226105, 9539320, 9948148, 10138240, 10201604, 10269056, 10530688, 10544120, 10902080, 10970218, 11179840, 11231780, 11324096, 11369312, 11658976, 12435185, 12537392, 12752005, 12836320, 12916547, 13163360, 14155120, 14193536, 14211640, 14328448, 14573720, 14761768, 15262912, 15671740, 16177280, 16343386, 16655680, 16870592, 17409259, 17741920, 17910560, 17970848, 18452210, 19078640, 19896296, 20403208, 21088240, 21804160, 21940436, 22359680, 22463560, 22648192, 22738624, 23317952, 24870370, 25074784, 25504010, 25672640, 25833094, 26326720, 27425545, 28310240, 28423280, 29147440, 29523536, 30525824, 31343480, 32686772, 33311360, 33741184, 34818518, 35483840, 35821120, 35941696, 36904420, 38157280, 39792592, 40806416, 40858465, 42176480, 43880872, 44927120, 45477248, 46635904, 49740740, 50149568, 51008020, 51345280, 51666188, 52653440, 54851090, 56620480, 56846560, 57201851, 58294880, 59047072, 62686960, 64582735, 65373544, 69637036, 70967680, 71642240, 71883392, 73808840, 76314560, 79585184, 81612832, 81716930, 84352960, 87046295, 87761744, 89854240, 99481480, 100299136, 102016040, 103332376, 109702180, 113240960, 113693120, 114403702, 116589760, 118094144, 125373920, 129165470, 130747088, 139274072, 147617680, 152629120, 159170368, 163225664, 163433860, 168705920, 174092590, 175523488, 179708480, 198962960, 204032080, 206664752, 219404360, 227386240, 228807404, 233179520, 236188288, 250747840, 258330940, 261494176, 278548144, 286009255, 295235360, 318340736, 326451328, 326867720, 348185180, 351046976, 359416960, 397925920, 400412957, 408064160, 413329504, 438808720, 457614808, 501495680, 516661880, 522988352, 557096288, 572018510, 590470720, 653735440, 696370360, 702093952, 795851840, 800825914, 816128320, 826659008, 877617440, 915229616, 1033323760, 1045976704, 1114192576, 1144037020, 1180941440, 1307470880, 1392740720, 1591703680, 1601651828, 1632256640, 1653318016, 1755234880, 1830459232, 2002064785, 2066647520, 2228385152, 2288074040, 2614941760, 2785481440, 3203303656, 3510469760, 3660918464, 4004129570, 4133295040, 4576148080, 5229883520, 5570962880, 6406607312, 7321836928, 8008259140, 8266590080, 9152296160, 11141925760, 12813214624, 16016518280, 18304592320, 25626429248, 32033036560, 36609184640, 51252858496, 64066073120, 128132146240, 256264292480]

約数ペア:

[(1, 256264292480), (2, 128132146240), (4, 64066073120), (5, 51252858496), (7, 36609184640), (8, 32033036560), (10, 25626429248), (14, 18304592320), (16, 16016518280), (20, 12813214624), (23, 11141925760), (28, 9152296160), (31, 8266590080), (32, 8008259140), (35, 7321836928), (40, 6406607312), (46, 5570962880), (49, 5229883520), (56, 4576148080), (62, 4133295040), (64, 4004129570), (70, 3660918464), (73, 3510469760), (80, 3203303656), (92, 2785481440), (98, 2614941760), (112, 2288074040), (115, 2228385152), (124, 2066647520), (128, 2002064785), (140, 1830459232), (146, 1755234880), (155, 1653318016), (157, 1632256640), (160, 1601651828), (161, 1591703680), (184, 1392740720), (196, 1307470880), (217, 1180941440), (224, 1144037020), (230, 1114192576), (245, 1045976704), (248, 1033323760), (280, 915229616), (292, 877617440), (310, 826659008), (314, 816128320), (320, 800825914), (322, 795851840), (365, 702093952), (368, 696370360), (392, 653735440), (434, 590470720), (448, 572018510), (460, 557096288), (490, 522988352), (496, 516661880), (511, 501495680), (560, 457614808), (584, 438808720), (620, 413329504), (628, 408064160), (640, 400412957), (644, 397925920), (713, 359416960), (730, 351046976), (736, 348185180), (784, 326867720), (785, 326451328), (805, 318340736), (868, 295235360), (896, 286009255), (920, 278548144), (980, 261494176), (992, 258330940), (1022, 250747840), (1085, 236188288), (1099, 233179520), (1120, 228807404), (1127, 227386240), (1168, 219404360), (1240, 206664752), (1256, 204032080), (1288, 198962960), (1426, 179708480), (1460, 175523488), (1472, 174092590), (1519, 168705920), (1568, 163433860), (1570, 163225664), (1610, 159170368), (1679, 152629120), (1736, 147617680), (1840, 139274072), (1960, 130747088), (1984, 129165470), (2044, 125373920), (2170, 118094144), (2198, 116589760), (2240, 114403702), (2254, 113693120), (2263, 113240960), (2336, 109702180), (2480, 103332376), (2512, 102016040), (2555, 100299136), (2576, 99481480), (2852, 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(28616, 8955280), (28888, 8870960), (30380, 8435296), (30772, 8327840), (31360, 8171693), (31682, 8088640), (32704, 7835870), (33580, 7631456), (34069, 7521920), (34720, 7380884), (34937, 7335040), (35168, 7286860), (35770, 7164224), (36064, 7105820), (36110, 7096768), (36208, 7077560), (38465, 6662272), (38936, 6581680), (39928, 6418160), (40880, 6268696), (43960, 5829488), (45080, 5684656), (45260, 5662048), (45632, 5615890), (45844, 5589920), (46720, 5485109), (47012, 5451040), (48608, 5272060), (48670, 5265344), (49910, 5134528), (50240, 5100802), (50554, 5069120), (51520, 4974074), (52049, 4923520), (53728, 4769660), (57040, 4492712), (57232, 4477640), (57305, 4471936), (57776, 4435480), (58765, 4360832), (60760, 4217648), (61544, 4163920), (63364, 4044320), (65408, 3917935), (67160, 3815728), (68138, 3760960), (69440, 3690442), (69874, 3667520), (70336, 3643430), (71540, 3582112), (72128, 3552910), (72220, 3548384), (72416, 3538780), (76930, 3331136), (77872, 3290840), (79205, 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(462208, 554435), (470120, 545104), (476966, 537280), (486080, 527206), (492352, 520490), (505540, 506912)]