76781484

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{359}}^1\times {\mathrm{457}}^1$

素因数の和:839

約数の個数: 72

約数和(自身を含む): 210057120

約数和(自身を除く): 133275636

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 359, 457, 468, 718, 914, 1077, 1371, 1436, 1828, 2154, 2742, 3231, 4113, 4308, 4667, 5484, 5941, 6462, 8226, 9334, 11882, 12924, 14001, 16452, 17823, 18668, 23764, 28002, 35646, 42003, 53469, 56004, 71292, 84006, 106938, 164063, 168012, 213876, 328126, 492189, 656252, 984378, 1476567, 1968756, 2132819, 2953134, 4265638, 5906268, 6398457, 8531276, 12796914, 19195371, 25593828, 38390742, 76781484]

約数ペア:

[(1, 76781484), (2, 38390742), (3, 25593828), (4, 19195371), (6, 12796914), (9, 8531276), (12, 6398457), (13, 5906268), (18, 4265638), (26, 2953134), (36, 2132819), (39, 1968756), (52, 1476567), (78, 984378), (117, 656252), (156, 492189), (234, 328126), (359, 213876), (457, 168012), (468, 164063), (718, 106938), (914, 84006), (1077, 71292), (1371, 56004), (1436, 53469), (1828, 42003), (2154, 35646), (2742, 28002), (3231, 23764), (4113, 18668), (4308, 17823), (4667, 16452), (5484, 14001), (5941, 12924), (6462, 11882), (8226, 9334)]