8375447640

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{1621}}^1\times {\mathrm{6151}}^1$

素因数の和:7793

約数の個数: 128

約数和(自身を含む): 28738206720

約数和(自身を除く): 20362759080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 1621, 3242, 4863, 6151, 6484, 8105, 9726, 11347, 12302, 12968, 16210, 18453, 19452, 22694, 24315, 24604, 30755, 32420, 34041, 36906, 38904, 43057, 45388, 48630, 49208, 56735, 61510, 64840, 68082, 73812, 86114, 90776, 92265, 97260, 113470, 123020, 129171, 136164, 147624, 170205, 172228, 184530, 194520, 215285, 226940, 246040, 258342, 272328, 340410, 344456, 369060, 430570, 453880, 516684, 645855, 680820, 738120, 861140, 1033368, 1291710, 1361640, 1722280, 2583420, 5166840, 9970771, 19941542, 29912313, 39883084, 49853855, 59824626, 69795397, 79766168, 99707710, 119649252, 139590794, 149561565, 199415420, 209386191, 239298504, 279181588, 299123130, 348976985, 398830840, 418772382, 558363176, 598246260, 697953970, 837544764, 1046930955, 1196492520, 1395907940, 1675089528, 2093861910, 2791815880, 4187723820, 8375447640]

約数ペア:

[(1, 8375447640), (2, 4187723820), (3, 2791815880), (4, 2093861910), (5, 1675089528), (6, 1395907940), (7, 1196492520), (8, 1046930955), (10, 837544764), (12, 697953970), (14, 598246260), (15, 558363176), (20, 418772382), (21, 398830840), (24, 348976985), (28, 299123130), (30, 279181588), (35, 239298504), (40, 209386191), (42, 199415420), (56, 149561565), (60, 139590794), (70, 119649252), (84, 99707710), (105, 79766168), (120, 69795397), (140, 59824626), (168, 49853855), (210, 39883084), (280, 29912313), (420, 19941542), (840, 9970771), (1621, 5166840), (3242, 2583420), (4863, 1722280), (6151, 1361640), (6484, 1291710), (8105, 1033368), (9726, 861140), (11347, 738120), (12302, 680820), (12968, 645855), (16210, 516684), (18453, 453880), (19452, 430570), (22694, 369060), (24315, 344456), (24604, 340410), (30755, 272328), (32420, 258342), (34041, 246040), (36906, 226940), (38904, 215285), (43057, 194520), (45388, 184530), (48630, 172228), (49208, 170205), (56735, 147624), (61510, 136164), (64840, 129171), (68082, 123020), (73812, 113470), (86114, 97260), (90776, 92265)]