65987880

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{4621}}^1$

素因数の和:4659

約数の個数: 128

約数和(自身を含む): 239604480

約数和(自身を除く): 173616600

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 17, 20, 21, 24, 28, 30, 34, 35, 40, 42, 51, 56, 60, 68, 70, 84, 85, 102, 105, 119, 120, 136, 140, 168, 170, 204, 210, 238, 255, 280, 340, 357, 408, 420, 476, 510, 595, 680, 714, 840, 952, 1020, 1190, 1428, 1785, 2040, 2380, 2856, 3570, 4621, 4760, 7140, 9242, 13863, 14280, 18484, 23105, 27726, 32347, 36968, 46210, 55452, 64694, 69315, 78557, 92420, 97041, 110904, 129388, 138630, 157114, 161735, 184840, 194082, 235671, 258776, 277260, 314228, 323470, 388164, 392785, 471342, 485205, 549899, 554520, 628456, 646940, 776328, 785570, 942684, 970410, 1099798, 1178355, 1293880, 1571140, 1649697, 1885368, 1940820, 2199596, 2356710, 2749495, 3142280, 3299394, 3881640, 4399192, 4713420, 5498990, 6598788, 8248485, 9426840, 10997980, 13197576, 16496970, 21995960, 32993940, 65987880]

約数ペア:

[(1, 65987880), (2, 32993940), (3, 21995960), (4, 16496970), (5, 13197576), (6, 10997980), (7, 9426840), (8, 8248485), (10, 6598788), (12, 5498990), (14, 4713420), (15, 4399192), (17, 3881640), (20, 3299394), (21, 3142280), (24, 2749495), (28, 2356710), (30, 2199596), (34, 1940820), (35, 1885368), (40, 1649697), (42, 1571140), (51, 1293880), (56, 1178355), (60, 1099798), (68, 970410), (70, 942684), (84, 785570), (85, 776328), (102, 646940), (105, 628456), (119, 554520), (120, 549899), (136, 485205), (140, 471342), (168, 392785), (170, 388164), (204, 323470), (210, 314228), (238, 277260), (255, 258776), (280, 235671), (340, 194082), (357, 184840), (408, 161735), (420, 157114), (476, 138630), (510, 129388), (595, 110904), (680, 97041), (714, 92420), (840, 78557), (952, 69315), (1020, 64694), (1190, 55452), (1428, 46210), (1785, 36968), (2040, 32347), (2380, 27726), (2856, 23105), (3570, 18484), (4621, 14280), (4760, 13863), (7140, 9242)]