2680877640

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{569}}^1$

素因数の和:740

約数の個数: 256

約数和(自身を含む): 9455616000

約数和(自身を除く): 6774738360

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 71, 79, 84, 105, 120, 140, 142, 158, 168, 210, 213, 237, 280, 284, 316, 355, 395, 420, 426, 474, 497, 553, 568, 569, 632, 710, 790, 840, 852, 948, 994, 1065, 1106, 1138, 1185, 1420, 1491, 1580, 1659, 1704, 1707, 1896, 1988, 2130, 2212, 2276, 2370, 2485, 2765, 2840, 2845, 2982, 3160, 3318, 3414, 3976, 3983, 4260, 4424, 4552, 4740, 4970, 5530, 5609, 5690, 5964, 6636, 6828, 7455, 7966, 8295, 8520, 8535, 9480, 9940, 11060, 11218, 11380, 11928, 11949, 13272, 13656, 14910, 15932, 16590, 16827, 17070, 19880, 19915, 22120, 22436, 22760, 23898, 28045, 29820, 31864, 33180, 33654, 34140, 39263, 39830, 40399, 44872, 44951, 47796, 56090, 59640, 59745, 66360, 67308, 68280, 78526, 79660, 80798, 84135, 89902, 95592, 112180, 117789, 119490, 121197, 134616, 134853, 157052, 159320, 161596, 168270, 179804, 196315, 201995, 224360, 224755, 235578, 238980, 242394, 269706, 282793, 314104, 314657, 323192, 336540, 359608, 392630, 403990, 449510, 471156, 477960, 484788, 539412, 565586, 588945, 605985, 629314, 673080, 674265, 785260, 807980, 848379, 899020, 942312, 943971, 969576, 1078824, 1131172, 1177890, 1211970, 1258628, 1348530, 1413965, 1570520, 1573285, 1615960, 1696758, 1798040, 1887942, 2262344, 2355780, 2423940, 2517256, 2697060, 2827930, 3146570, 3191521, 3393516, 3775884, 4241895, 4711560, 4719855, 4847880, 5394120, 5655860, 6293140, 6383042, 6787032, 7551768, 8483790, 9439710, 9574563, 11311720, 12586280, 12766084, 15957605, 16967580, 18879420, 19149126, 22340647, 25532168, 31915210, 33935160, 37758840, 38298252, 44681294, 47872815, 63830420, 67021941, 76596504, 89362588, 95745630, 111703235, 127660840, 134043882, 178725176, 191491260, 223406470, 268087764, 335109705, 382982520, 446812940, 536175528, 670219410, 893625880, 1340438820, 2680877640]

約数ペア:

[(1, 2680877640), (2, 1340438820), (3, 893625880), (4, 670219410), (5, 536175528), (6, 446812940), (7, 382982520), (8, 335109705), (10, 268087764), (12, 223406470), (14, 191491260), (15, 178725176), (20, 134043882), (21, 127660840), (24, 111703235), (28, 95745630), (30, 89362588), (35, 76596504), (40, 67021941), (42, 63830420), (56, 47872815), (60, 44681294), (70, 38298252), (71, 37758840), (79, 33935160), (84, 31915210), (105, 25532168), (120, 22340647), (140, 19149126), (142, 18879420), (158, 16967580), (168, 15957605), (210, 12766084), (213, 12586280), (237, 11311720), (280, 9574563), (284, 9439710), (316, 8483790), (355, 7551768), (395, 6787032), (420, 6383042), (426, 6293140), (474, 5655860), (497, 5394120), (553, 4847880), (568, 4719855), (569, 4711560), (632, 4241895), (710, 3775884), (790, 3393516), (840, 3191521), (852, 3146570), (948, 2827930), (994, 2697060), (1065, 2517256), (1106, 2423940), (1138, 2355780), (1185, 2262344), (1420, 1887942), (1491, 1798040), (1580, 1696758), (1659, 1615960), (1704, 1573285), (1707, 1570520), (1896, 1413965), (1988, 1348530), (2130, 1258628), (2212, 1211970), (2276, 1177890), (2370, 1131172), (2485, 1078824), (2765, 969576), (2840, 943971), (2845, 942312), (2982, 899020), (3160, 848379), (3318, 807980), (3414, 785260), (3976, 674265), (3983, 673080), (4260, 629314), (4424, 605985), (4552, 588945), (4740, 565586), (4970, 539412), (5530, 484788), (5609, 477960), (5690, 471156), (5964, 449510), (6636, 403990), (6828, 392630), (7455, 359608), (7966, 336540), (8295, 323192), (8520, 314657), (8535, 314104), (9480, 282793), (9940, 269706), (11060, 242394), (11218, 238980), (11380, 235578), (11928, 224755), (11949, 224360), (13272, 201995), (13656, 196315), (14910, 179804), (15932, 168270), (16590, 161596), (16827, 159320), (17070, 157052), (19880, 134853), (19915, 134616), (22120, 121197), (22436, 119490), (22760, 117789), (23898, 112180), (28045, 95592), (29820, 89902), (31864, 84135), (33180, 80798), (33654, 79660), (34140, 78526), (39263, 68280), (39830, 67308), (40399, 66360), (44872, 59745), (44951, 59640), (47796, 56090)]