64597960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{331}}^1$

素因数の和:407

約数の個数: 128

約数和(自身を含む): 180714240

約数和(自身を除く): 116116280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 34, 35, 40, 41, 56, 68, 70, 82, 85, 119, 136, 140, 164, 170, 205, 238, 280, 287, 328, 331, 340, 410, 476, 574, 595, 662, 680, 697, 820, 952, 1148, 1190, 1324, 1394, 1435, 1640, 1655, 2296, 2317, 2380, 2648, 2788, 2870, 3310, 3485, 4634, 4760, 4879, 5576, 5627, 5740, 6620, 6970, 9268, 9758, 11254, 11480, 11585, 13240, 13571, 13940, 18536, 19516, 22508, 23170, 24395, 27142, 27880, 28135, 39032, 39389, 45016, 46340, 48790, 54284, 56270, 67855, 78778, 92680, 94997, 97580, 108568, 112540, 135710, 157556, 189994, 195160, 196945, 225080, 230707, 271420, 315112, 379988, 393890, 461414, 474985, 542840, 759976, 787780, 922828, 949970, 1153535, 1575560, 1614949, 1845656, 1899940, 2307070, 3229898, 3799880, 4614140, 6459796, 8074745, 9228280, 12919592, 16149490, 32298980, 64597960]

約数ペア:

[(1, 64597960), (2, 32298980), (4, 16149490), (5, 12919592), (7, 9228280), (8, 8074745), (10, 6459796), (14, 4614140), (17, 3799880), (20, 3229898), (28, 2307070), (34, 1899940), (35, 1845656), (40, 1614949), (41, 1575560), (56, 1153535), (68, 949970), (70, 922828), (82, 787780), (85, 759976), (119, 542840), (136, 474985), (140, 461414), (164, 393890), (170, 379988), (205, 315112), (238, 271420), (280, 230707), (287, 225080), (328, 196945), (331, 195160), (340, 189994), (410, 157556), (476, 135710), (574, 112540), (595, 108568), (662, 97580), (680, 94997), (697, 92680), (820, 78778), (952, 67855), (1148, 56270), (1190, 54284), (1324, 48790), (1394, 46340), (1435, 45016), (1640, 39389), (1655, 39032), (2296, 28135), (2317, 27880), (2380, 27142), (2648, 24395), (2788, 23170), (2870, 22508), (3310, 19516), (3485, 18536), (4634, 13940), (4760, 13571), (4879, 13240), (5576, 11585), (5627, 11480), (5740, 11254), (6620, 9758), (6970, 9268)]