78297960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{947}}^1$

素因数の和:1027

約数の個数: 128

約数和(自身を含む): 258007680

約数和(自身を除く): 179709720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 53, 60, 65, 78, 104, 106, 120, 130, 156, 159, 195, 212, 260, 265, 312, 318, 390, 424, 520, 530, 636, 689, 780, 795, 947, 1060, 1272, 1378, 1560, 1590, 1894, 2067, 2120, 2756, 2841, 3180, 3445, 3788, 4134, 4735, 5512, 5682, 6360, 6890, 7576, 8268, 9470, 10335, 11364, 12311, 13780, 14205, 16536, 18940, 20670, 22728, 24622, 27560, 28410, 36933, 37880, 41340, 49244, 50191, 56820, 61555, 73866, 82680, 98488, 100382, 113640, 123110, 147732, 150573, 184665, 200764, 246220, 250955, 295464, 301146, 369330, 401528, 492440, 501910, 602292, 652483, 738660, 752865, 1003820, 1204584, 1304966, 1477320, 1505730, 1957449, 2007640, 2609932, 3011460, 3262415, 3914898, 5219864, 6022920, 6524830, 7829796, 9787245, 13049660, 15659592, 19574490, 26099320, 39148980, 78297960]

約数ペア:

[(1, 78297960), (2, 39148980), (3, 26099320), (4, 19574490), (5, 15659592), (6, 13049660), (8, 9787245), (10, 7829796), (12, 6524830), (13, 6022920), (15, 5219864), (20, 3914898), (24, 3262415), (26, 3011460), (30, 2609932), (39, 2007640), (40, 1957449), (52, 1505730), (53, 1477320), (60, 1304966), (65, 1204584), (78, 1003820), (104, 752865), (106, 738660), (120, 652483), (130, 602292), (156, 501910), (159, 492440), (195, 401528), (212, 369330), (260, 301146), (265, 295464), (312, 250955), (318, 246220), (390, 200764), (424, 184665), (520, 150573), (530, 147732), (636, 123110), (689, 113640), (780, 100382), (795, 98488), (947, 82680), (1060, 73866), (1272, 61555), (1378, 56820), (1560, 50191), (1590, 49244), (1894, 41340), (2067, 37880), (2120, 36933), (2756, 28410), (2841, 27560), (3180, 24622), (3445, 22728), (3788, 20670), (4134, 18940), (4735, 16536), (5512, 14205), (5682, 13780), (6360, 12311), (6890, 11364), (7576, 10335), (8268, 9470)]