77181780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{1867}}^1$

素因数の和:1945

約数の個数: 96

約数和(自身を含む): 237250944

約数和(自身を除く): 160069164

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 53, 60, 65, 78, 106, 130, 156, 159, 195, 212, 260, 265, 318, 390, 530, 636, 689, 780, 795, 1060, 1378, 1590, 1867, 2067, 2756, 3180, 3445, 3734, 4134, 5601, 6890, 7468, 8268, 9335, 10335, 11202, 13780, 18670, 20670, 22404, 24271, 28005, 37340, 41340, 48542, 56010, 72813, 97084, 98951, 112020, 121355, 145626, 197902, 242710, 291252, 296853, 364065, 395804, 485420, 494755, 593706, 728130, 989510, 1187412, 1286363, 1456260, 1484265, 1979020, 2572726, 2968530, 3859089, 5145452, 5937060, 6431815, 7718178, 12863630, 15436356, 19295445, 25727260, 38590890, 77181780]

約数ペア:

[(1, 77181780), (2, 38590890), (3, 25727260), (4, 19295445), (5, 15436356), (6, 12863630), (10, 7718178), (12, 6431815), (13, 5937060), (15, 5145452), (20, 3859089), (26, 2968530), (30, 2572726), (39, 1979020), (52, 1484265), (53, 1456260), (60, 1286363), (65, 1187412), (78, 989510), (106, 728130), (130, 593706), (156, 494755), (159, 485420), (195, 395804), (212, 364065), (260, 296853), (265, 291252), (318, 242710), (390, 197902), (530, 145626), (636, 121355), (689, 112020), (780, 98951), (795, 97084), (1060, 72813), (1378, 56010), (1590, 48542), (1867, 41340), (2067, 37340), (2756, 28005), (3180, 24271), (3445, 22404), (3734, 20670), (4134, 18670), (5601, 13780), (6890, 11202), (7468, 10335), (8268, 9335)]