722443020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{389}}^1\times {\mathrm{2381}}^1$

素因数の和:2795

約数の個数: 96

約数和(自身を含む): 2184960960

約数和(自身を除く): 1462517940

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 389, 390, 778, 780, 1167, 1556, 1945, 2334, 2381, 3890, 4668, 4762, 5057, 5835, 7143, 7780, 9524, 10114, 11670, 11905, 14286, 15171, 20228, 23340, 23810, 25285, 28572, 30342, 30953, 35715, 47620, 50570, 60684, 61906, 71430, 75855, 92859, 101140, 123812, 142860, 151710, 154765, 185718, 303420, 309530, 371436, 464295, 619060, 926209, 928590, 1852418, 1857180, 2778627, 3704836, 4631045, 5557254, 9262090, 11114508, 12040717, 13893135, 18524180, 24081434, 27786270, 36122151, 48162868, 55572540, 60203585, 72244302, 120407170, 144488604, 180610755, 240814340, 361221510, 722443020]

約数ペア:

[(1, 722443020), (2, 361221510), (3, 240814340), (4, 180610755), (5, 144488604), (6, 120407170), (10, 72244302), (12, 60203585), (13, 55572540), (15, 48162868), (20, 36122151), (26, 27786270), (30, 24081434), (39, 18524180), (52, 13893135), (60, 12040717), (65, 11114508), (78, 9262090), (130, 5557254), (156, 4631045), (195, 3704836), (260, 2778627), (389, 1857180), (390, 1852418), (778, 928590), (780, 926209), (1167, 619060), (1556, 464295), (1945, 371436), (2334, 309530), (2381, 303420), (3890, 185718), (4668, 154765), (4762, 151710), (5057, 142860), (5835, 123812), (7143, 101140), (7780, 92859), (9524, 75855), (10114, 71430), (11670, 61906), (11905, 60684), (14286, 50570), (15171, 47620), (20228, 35715), (23340, 30953), (23810, 30342), (25285, 28572)]