31231320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{233}}^1\times {\mathrm{1117}}^1$

素因数の和:1364

約数の個数: 64

約数和(自身を含む): 94180320

約数和(自身を除く): 62949000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 233, 466, 699, 932, 1117, 1165, 1398, 1864, 2234, 2330, 2796, 3351, 3495, 4468, 4660, 5585, 5592, 6702, 6990, 8936, 9320, 11170, 13404, 13980, 16755, 22340, 26808, 27960, 33510, 44680, 67020, 134040, 260261, 520522, 780783, 1041044, 1301305, 1561566, 2082088, 2602610, 3123132, 3903915, 5205220, 6246264, 7807830, 10410440, 15615660, 31231320]

約数ペア:

[(1, 31231320), (2, 15615660), (3, 10410440), (4, 7807830), (5, 6246264), (6, 5205220), (8, 3903915), (10, 3123132), (12, 2602610), (15, 2082088), (20, 1561566), (24, 1301305), (30, 1041044), (40, 780783), (60, 520522), (120, 260261), (233, 134040), (466, 67020), (699, 44680), (932, 33510), (1117, 27960), (1165, 26808), (1398, 22340), (1864, 16755), (2234, 13980), (2330, 13404), (2796, 11170), (3351, 9320), (3495, 8936), (4468, 6990), (4660, 6702), (5585, 5592)]