256869360

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{569}}^1$

素因数の和:621

約数の個数: 320

約数和(自身を含む): 1017792000

約数和(自身を除く): 760922640

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 19, 20, 22, 24, 27, 30, 33, 36, 38, 40, 44, 45, 48, 54, 55, 57, 60, 66, 72, 76, 80, 88, 90, 95, 99, 108, 110, 114, 120, 132, 135, 144, 152, 165, 171, 176, 180, 190, 198, 209, 216, 220, 228, 240, 264, 270, 285, 297, 304, 330, 342, 360, 380, 396, 418, 432, 440, 456, 495, 513, 528, 540, 569, 570, 594, 627, 660, 684, 720, 760, 792, 836, 855, 880, 912, 990, 1026, 1045, 1080, 1138, 1140, 1188, 1254, 1320, 1368, 1485, 1520, 1584, 1672, 1707, 1710, 1881, 1980, 2052, 2090, 2160, 2276, 2280, 2376, 2508, 2565, 2640, 2736, 2845, 2970, 3135, 3344, 3414, 3420, 3762, 3960, 4104, 4180, 4552, 4560, 4752, 5016, 5121, 5130, 5643, 5690, 5940, 6259, 6270, 6828, 6840, 7524, 7920, 8208, 8360, 8535, 9104, 9405, 10032, 10242, 10260, 10811, 11286, 11380, 11880, 12518, 12540, 13656, 13680, 15048, 15363, 16720, 17070, 18777, 18810, 20484, 20520, 21622, 22572, 22760, 23760, 25036, 25080, 25605, 27312, 28215, 30096, 30726, 31295, 32433, 34140, 37554, 37620, 40968, 41040, 43244, 45144, 45520, 50072, 50160, 51210, 54055, 56331, 56430, 61452, 62590, 64866, 68280, 75108, 75240, 76815, 81936, 86488, 90288, 93885, 97299, 100144, 102420, 108110, 112662, 112860, 118921, 122904, 125180, 129732, 136560, 150216, 150480, 153630, 162165, 168993, 172976, 187770, 194598, 204840, 216220, 225324, 225720, 237842, 245808, 250360, 259464, 281655, 291897, 300432, 307260, 324330, 337986, 356763, 375540, 389196, 409680, 432440, 450648, 451440, 475684, 486495, 500720, 518928, 563310, 583794, 594605, 614520, 648660, 675972, 713526, 751080, 778392, 844965, 864880, 901296, 951368, 972990, 1070289, 1126620, 1167588, 1189210, 1229040, 1297320, 1351944, 1427052, 1459485, 1502160, 1556784, 1689930, 1783815, 1902736, 1945980, 2140578, 2253240, 2335176, 2378420, 2594640, 2703888, 2854104, 2918970, 3210867, 3379860, 3567630, 3891960, 4281156, 4506480, 4670352, 4756840, 5351445, 5708208, 5837940, 6421734, 6759720, 7135260, 7783920, 8562312, 9513680, 10702890, 11675880, 12843468, 13519440, 14270520, 16054335, 17124624, 21405780, 23351760, 25686936, 28541040, 32108670, 42811560, 51373872, 64217340, 85623120, 128434680, 256869360]

約数ペア:

[(1, 256869360), (2, 128434680), (3, 85623120), (4, 64217340), (5, 51373872), (6, 42811560), (8, 32108670), (9, 28541040), (10, 25686936), (11, 23351760), (12, 21405780), (15, 17124624), (16, 16054335), (18, 14270520), (19, 13519440), (20, 12843468), (22, 11675880), (24, 10702890), (27, 9513680), (30, 8562312), (33, 7783920), (36, 7135260), (38, 6759720), (40, 6421734), (44, 5837940), (45, 5708208), (48, 5351445), (54, 4756840), (55, 4670352), (57, 4506480), (60, 4281156), (66, 3891960), (72, 3567630), (76, 3379860), (80, 3210867), (88, 2918970), (90, 2854104), (95, 2703888), (99, 2594640), (108, 2378420), (110, 2335176), (114, 2253240), (120, 2140578), (132, 1945980), (135, 1902736), (144, 1783815), (152, 1689930), (165, 1556784), (171, 1502160), (176, 1459485), (180, 1427052), (190, 1351944), (198, 1297320), (209, 1229040), (216, 1189210), (220, 1167588), (228, 1126620), (240, 1070289), (264, 972990), (270, 951368), (285, 901296), (297, 864880), (304, 844965), (330, 778392), (342, 751080), (360, 713526), (380, 675972), (396, 648660), (418, 614520), (432, 594605), (440, 583794), (456, 563310), (495, 518928), (513, 500720), (528, 486495), (540, 475684), (569, 451440), (570, 450648), (594, 432440), (627, 409680), (660, 389196), (684, 375540), (720, 356763), (760, 337986), (792, 324330), (836, 307260), (855, 300432), (880, 291897), (912, 281655), (990, 259464), (1026, 250360), (1045, 245808), (1080, 237842), (1138, 225720), (1140, 225324), (1188, 216220), (1254, 204840), (1320, 194598), (1368, 187770), (1485, 172976), (1520, 168993), (1584, 162165), (1672, 153630), (1707, 150480), (1710, 150216), (1881, 136560), (1980, 129732), (2052, 125180), (2090, 122904), (2160, 118921), (2276, 112860), (2280, 112662), (2376, 108110), (2508, 102420), (2565, 100144), (2640, 97299), (2736, 93885), (2845, 90288), (2970, 86488), (3135, 81936), (3344, 76815), (3414, 75240), (3420, 75108), (3762, 68280), (3960, 64866), (4104, 62590), (4180, 61452), (4552, 56430), (4560, 56331), (4752, 54055), (5016, 51210), (5121, 50160), (5130, 50072), (5643, 45520), (5690, 45144), (5940, 43244), (6259, 41040), (6270, 40968), (6828, 37620), (6840, 37554), (7524, 34140), (7920, 32433), (8208, 31295), (8360, 30726), (8535, 30096), (9104, 28215), (9405, 27312), (10032, 25605), (10242, 25080), (10260, 25036), (10811, 23760), (11286, 22760), (11380, 22572), (11880, 21622), (12518, 20520), (12540, 20484), (13656, 18810), (13680, 18777), (15048, 17070), (15363, 16720)]