64206870

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{811}}^1$

素因数の和:870

約数の個数: 128

約数和(自身を含む): 196439040

約数和(自身を除く): 132232170

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 21, 26, 29, 30, 35, 39, 42, 58, 65, 70, 78, 87, 91, 105, 130, 145, 174, 182, 195, 203, 210, 273, 290, 377, 390, 406, 435, 455, 546, 609, 754, 811, 870, 910, 1015, 1131, 1218, 1365, 1622, 1885, 2030, 2262, 2433, 2639, 2730, 3045, 3770, 4055, 4866, 5278, 5655, 5677, 6090, 7917, 8110, 10543, 11310, 11354, 12165, 13195, 15834, 17031, 21086, 23519, 24330, 26390, 28385, 31629, 34062, 39585, 47038, 52715, 56770, 63258, 70557, 73801, 79170, 85155, 105430, 117595, 141114, 147602, 158145, 164633, 170310, 221403, 235190, 305747, 316290, 329266, 352785, 369005, 442806, 493899, 611494, 705570, 738010, 823165, 917241, 987798, 1107015, 1528735, 1646330, 1834482, 2140229, 2214030, 2469495, 3057470, 4280458, 4586205, 4938990, 6420687, 9172410, 10701145, 12841374, 21402290, 32103435, 64206870]

約数ペア:

[(1, 64206870), (2, 32103435), (3, 21402290), (5, 12841374), (6, 10701145), (7, 9172410), (10, 6420687), (13, 4938990), (14, 4586205), (15, 4280458), (21, 3057470), (26, 2469495), (29, 2214030), (30, 2140229), (35, 1834482), (39, 1646330), (42, 1528735), (58, 1107015), (65, 987798), (70, 917241), (78, 823165), (87, 738010), (91, 705570), (105, 611494), (130, 493899), (145, 442806), (174, 369005), (182, 352785), (195, 329266), (203, 316290), (210, 305747), (273, 235190), (290, 221403), (377, 170310), (390, 164633), (406, 158145), (435, 147602), (455, 141114), (546, 117595), (609, 105430), (754, 85155), (811, 79170), (870, 73801), (910, 70557), (1015, 63258), (1131, 56770), (1218, 52715), (1365, 47038), (1622, 39585), (1885, 34062), (2030, 31629), (2262, 28385), (2433, 26390), (2639, 24330), (2730, 23519), (3045, 21086), (3770, 17031), (4055, 15834), (4866, 13195), (5278, 12165), (5655, 11354), (5677, 11310), (6090, 10543), (7917, 8110)]