1987945680

素因数分解:

$2^4\times 3^1\times 5^1\times 7^3\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1$

素因数の和:128

約数の個数: 640

約数和(自身を含む): 7999488000

約数和(自身を除く): 6011542320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 19, 20, 21, 24, 28, 30, 31, 35, 38, 40, 41, 42, 48, 49, 56, 57, 60, 62, 70, 76, 80, 82, 84, 93, 95, 98, 105, 112, 114, 120, 123, 124, 133, 140, 147, 152, 155, 164, 168, 186, 190, 196, 205, 210, 217, 228, 240, 245, 246, 248, 266, 280, 285, 287, 294, 304, 310, 328, 336, 343, 372, 380, 392, 399, 410, 420, 434, 456, 465, 490, 492, 496, 532, 560, 570, 574, 588, 589, 615, 620, 651, 656, 665, 686, 735, 744, 760, 779, 784, 798, 820, 840, 861, 868, 912, 930, 931, 980, 984, 1029, 1064, 1085, 1140, 1148, 1176, 1178, 1230, 1240, 1271, 1302, 1330, 1372, 1435, 1470, 1488, 1519, 1520, 1558, 1596, 1640, 1680, 1715, 1722, 1736, 1767, 1860, 1862, 1960, 1968, 1995, 2009, 2058, 2128, 2170, 2280, 2296, 2337, 2352, 2356, 2460, 2480, 2542, 2604, 2660, 2744, 2793, 2870, 2940, 2945, 3038, 3116, 3192, 3255, 3280, 3430, 3444, 3472, 3534, 3720, 3724, 3813, 3895, 3920, 3990, 4018, 4116, 4123, 4305, 4340, 4557, 4560, 4592, 4655, 4674, 4712, 4920, 5084, 5145, 5208, 5320, 5453, 5488, 5586, 5740, 5880, 5890, 6027, 6076, 6232, 6355, 6384, 6510, 6517, 6860, 6888, 7068, 7440, 7448, 7595, 7626, 7790, 7980, 8036, 8232, 8246, 8610, 8680, 8835, 8897, 9114, 9310, 9348, 9424, 9840, 10045, 10168, 10290, 10416, 10633, 10640, 10906, 11172, 11480, 11685, 11760, 11780, 12054, 12152, 12369, 12464, 12710, 13020, 13034, 13720, 13776, 13965, 14063, 14136, 14896, 15190, 15252, 15580, 15960, 16072, 16359, 16464, 16492, 17220, 17360, 17670, 17794, 18228, 18620, 18696, 19065, 19551, 20090, 20336, 20580, 20615, 21266, 21812, 22344, 22785, 22960, 23370, 23560, 24108, 24149, 24304, 24738, 25420, 26040, 26068, 26691, 27265, 27440, 27930, 28126, 28272, 28861, 30135, 30380, 30504, 31160, 31899, 31920, 32144, 32585, 32718, 32984, 34440, 35340, 35588, 36456, 37240, 37392, 38130, 38171, 39102, 40180, 41160, 41230, 42189, 42532, 43624, 44485, 44688, 45570, 46740, 47120, 48216, 48298, 49476, 50840, 52080, 52136, 53165, 53382, 54530, 55860, 56252, 57722, 60270, 60760, 61008, 61845, 62279, 62320, 63798, 65170, 65436, 65968, 68880, 70315, 70680, 71176, 72447, 72912, 74480, 76260, 76342, 78204, 80360, 81795, 82320, 82460, 84378, 85064, 86583, 87248, 88970, 91140, 93480, 96432, 96596, 97755, 98952, 101680, 104272, 106330, 106764, 109060, 111720, 112504, 114513, 115444, 120540, 120745, 121520, 123690, 124558, 127596, 130340, 130872, 133455, 140630, 141360, 142352, 144305, 144894, 152520, 152684, 156408, 159495, 160720, 163590, 164920, 168756, 169043, 170128, 173166, 177940, 182280, 186837, 186960, 190855, 193192, 195510, 197904, 202027, 210945, 212660, 213528, 218120, 223440, 225008, 229026, 230888, 241080, 241490, 247380, 249116, 255192, 260680, 261744, 266910, 267197, 281260, 288610, 289788, 305040, 305368, 311395, 312816, 318990, 327180, 329840, 337512, 338086, 346332, 355880, 362235, 364560, 373674, 381710, 386384, 391020, 404054, 421890, 425320, 427056, 432915, 435953, 436240, 458052, 461776, 482160, 482980, 494760, 498232, 507129, 510384, 521360, 533820, 534394, 562520, 572565, 577220, 579576, 606081, 610736, 622790, 637980, 654360, 675024, 676172, 692664, 711760, 724470, 747348, 763420, 782040, 801591, 808108, 843780, 845215, 850640, 865830, 871906, 916104, 934185, 965960, 989520, 996464, 1010135, 1014258, 1067640, 1068788, 1125040, 1145130, 1154440, 1159152, 1183301, 1212162, 1245580, 1275960, 1307859, 1308720, 1335985, 1352344, 1385328, 1448940, 1494696, 1526840, 1564080, 1603182, 1616216, 1687560, 1690430, 1731660, 1743812, 1832208, 1868370, 1931920, 2020270, 2028516, 2135280, 2137576, 2179765, 2290260, 2308880, 2366602, 2424324, 2491160, 2535645, 2551920, 2615718, 2671970, 2704688, 2897880, 2989392, 3030405, 3053680, 3206364, 3232432, 3375120, 3380860, 3463320, 3487624, 3549903, 3736740, 4007955, 4040540, 4057032, 4275152, 4359530, 4580520, 4733204, 4848648, 4982320, 5071290, 5231436, 5343940, 5795760, 5916505, 6060810, 6412728, 6539295, 6761720, 6926640, 6975248, 7099806, 7473480, 8015910, 8081080, 8114064, 8283107, 8719060, 9161040, 9466408, 9697296, 10142580, 10462872, 10687880, 11833010, 12121620, 12825456, 13078590, 13523440, 14199612, 14946960, 16031820, 16162160, 16566214, 17438120, 17749515, 18932816, 20285160, 20925744, 21375760, 23666020, 24243240, 24849321, 26157180, 28399224, 32063640, 33132428, 34876240, 35499030, 40570320, 41415535, 47332040, 48486480, 49698642, 52314360, 56798448, 64127280, 66264856, 70998060, 82831070, 94664080, 99397284, 104628720, 124246605, 132529712, 141996120, 165662140, 198794568, 248493210, 283992240, 331324280, 397589136, 496986420, 662648560, 993972840, 1987945680]

約数ペア:

[(1, 1987945680), (2, 993972840), (3, 662648560), (4, 496986420), (5, 397589136), (6, 331324280), (7, 283992240), (8, 248493210), (10, 198794568), (12, 165662140), (14, 141996120), (15, 132529712), (16, 124246605), (19, 104628720), (20, 99397284), (21, 94664080), (24, 82831070), (28, 70998060), (30, 66264856), (31, 64127280), (35, 56798448), (38, 52314360), (40, 49698642), (41, 48486480), (42, 47332040), (48, 41415535), (49, 40570320), (56, 35499030), (57, 34876240), (60, 33132428), (62, 32063640), (70, 28399224), (76, 26157180), (80, 24849321), (82, 24243240), (84, 23666020), (93, 21375760), (95, 20925744), (98, 20285160), (105, 18932816), (112, 17749515), (114, 17438120), (120, 16566214), (123, 16162160), (124, 16031820), (133, 14946960), (140, 14199612), (147, 13523440), (152, 13078590), (155, 12825456), (164, 12121620), (168, 11833010), (186, 10687880), (190, 10462872), (196, 10142580), (205, 9697296), (210, 9466408), (217, 9161040), (228, 8719060), (240, 8283107), (245, 8114064), (246, 8081080), (248, 8015910), (266, 7473480), (280, 7099806), (285, 6975248), (287, 6926640), (294, 6761720), (304, 6539295), (310, 6412728), (328, 6060810), (336, 5916505), (343, 5795760), (372, 5343940), (380, 5231436), (392, 5071290), (399, 4982320), (410, 4848648), (420, 4733204), (434, 4580520), (456, 4359530), (465, 4275152), (490, 4057032), (492, 4040540), (496, 4007955), (532, 3736740), (560, 3549903), (570, 3487624), (574, 3463320), (588, 3380860), (589, 3375120), (615, 3232432), (620, 3206364), (651, 3053680), (656, 3030405), (665, 2989392), (686, 2897880), (735, 2704688), (744, 2671970), (760, 2615718), (779, 2551920), (784, 2535645), (798, 2491160), (820, 2424324), (840, 2366602), (861, 2308880), (868, 2290260), (912, 2179765), (930, 2137576), (931, 2135280), (980, 2028516), (984, 2020270), (1029, 1931920), (1064, 1868370), (1085, 1832208), (1140, 1743812), (1148, 1731660), (1176, 1690430), (1178, 1687560), (1230, 1616216), (1240, 1603182), (1271, 1564080), (1302, 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152684), (13034, 152520), (13720, 144894), (13776, 144305), (13965, 142352), (14063, 141360), (14136, 140630), (14896, 133455), (15190, 130872), (15252, 130340), (15580, 127596), (15960, 124558), (16072, 123690), (16359, 121520), (16464, 120745), (16492, 120540), (17220, 115444), (17360, 114513), (17670, 112504), (17794, 111720), (18228, 109060), (18620, 106764), (18696, 106330), (19065, 104272), (19551, 101680), (20090, 98952), (20336, 97755), (20580, 96596), (20615, 96432), (21266, 93480), (21812, 91140), (22344, 88970), (22785, 87248), (22960, 86583), (23370, 85064), (23560, 84378), (24108, 82460), (24149, 82320), (24304, 81795), (24738, 80360), (25420, 78204), (26040, 76342), (26068, 76260), (26691, 74480), (27265, 72912), (27440, 72447), (27930, 71176), (28126, 70680), (28272, 70315), (28861, 68880), (30135, 65968), (30380, 65436), (30504, 65170), (31160, 63798), (31899, 62320), (31920, 62279), (32144, 61845), (32585, 61008), (32718, 60760), (32984, 60270), (34440, 57722), (35340, 56252), (35588, 55860), (36456, 54530), (37240, 53382), (37392, 53165), (38130, 52136), (38171, 52080), (39102, 50840), (40180, 49476), (41160, 48298), (41230, 48216), (42189, 47120), (42532, 46740), (43624, 45570), (44485, 44688)]