31294680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{251}}^1\times {\mathrm{1039}}^1$

素因数の和:1304

約数の個数: 64

約数和(自身を含む): 94348800

約数和(自身を除く): 63054120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 251, 502, 753, 1004, 1039, 1255, 1506, 2008, 2078, 2510, 3012, 3117, 3765, 4156, 5020, 5195, 6024, 6234, 7530, 8312, 10040, 10390, 12468, 15060, 15585, 20780, 24936, 30120, 31170, 41560, 62340, 124680, 260789, 521578, 782367, 1043156, 1303945, 1564734, 2086312, 2607890, 3129468, 3911835, 5215780, 6258936, 7823670, 10431560, 15647340, 31294680]

約数ペア:

[(1, 31294680), (2, 15647340), (3, 10431560), (4, 7823670), (5, 6258936), (6, 5215780), (8, 3911835), (10, 3129468), (12, 2607890), (15, 2086312), (20, 1564734), (24, 1303945), (30, 1043156), (40, 782367), (60, 521578), (120, 260789), (251, 124680), (502, 62340), (753, 41560), (1004, 31170), (1039, 30120), (1255, 24936), (1506, 20780), (2008, 15585), (2078, 15060), (2510, 12468), (3012, 10390), (3117, 10040), (3765, 8312), (4156, 7530), (5020, 6234), (5195, 6024)]