78679560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1\times {\mathrm{139}}^1$

素因数の和:295

約数の個数: 128

約数和(自身を含む): 244944000

約数和(自身を除く): 166264440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 53, 60, 89, 106, 120, 139, 159, 178, 212, 265, 267, 278, 318, 356, 417, 424, 445, 530, 534, 556, 636, 695, 712, 795, 834, 890, 1060, 1068, 1112, 1272, 1335, 1390, 1590, 1668, 1780, 2085, 2120, 2136, 2670, 2780, 3180, 3336, 3560, 4170, 4717, 5340, 5560, 6360, 7367, 8340, 9434, 10680, 12371, 14151, 14734, 16680, 18868, 22101, 23585, 24742, 28302, 29468, 36835, 37113, 37736, 44202, 47170, 49484, 56604, 58936, 61855, 70755, 73670, 74226, 88404, 94340, 98968, 110505, 113208, 123710, 141510, 147340, 148452, 176808, 185565, 188680, 221010, 247420, 283020, 294680, 296904, 371130, 442020, 494840, 566040, 655663, 742260, 884040, 1311326, 1484520, 1966989, 2622652, 3278315, 3933978, 5245304, 6556630, 7867956, 9834945, 13113260, 15735912, 19669890, 26226520, 39339780, 78679560]

約数ペア:

[(1, 78679560), (2, 39339780), (3, 26226520), (4, 19669890), (5, 15735912), (6, 13113260), (8, 9834945), (10, 7867956), (12, 6556630), (15, 5245304), (20, 3933978), (24, 3278315), (30, 2622652), (40, 1966989), (53, 1484520), (60, 1311326), (89, 884040), (106, 742260), (120, 655663), (139, 566040), (159, 494840), (178, 442020), (212, 371130), (265, 296904), (267, 294680), (278, 283020), (318, 247420), (356, 221010), (417, 188680), (424, 185565), (445, 176808), (530, 148452), (534, 147340), (556, 141510), (636, 123710), (695, 113208), (712, 110505), (795, 98968), (834, 94340), (890, 88404), (1060, 74226), (1068, 73670), (1112, 70755), (1272, 61855), (1335, 58936), (1390, 56604), (1590, 49484), (1668, 47170), (1780, 44202), (2085, 37736), (2120, 37113), (2136, 36835), (2670, 29468), (2780, 28302), (3180, 24742), (3336, 23585), (3560, 22101), (4170, 18868), (4717, 16680), (5340, 14734), (5560, 14151), (6360, 12371), (7367, 10680), (8340, 9434)]