1381560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{397}}^1$

素因数の和:440

約数の個数: 64

約数和(自身を含む): 4298400

約数和(自身を除く): 2916840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 29, 30, 40, 58, 60, 87, 116, 120, 145, 174, 232, 290, 348, 397, 435, 580, 696, 794, 870, 1160, 1191, 1588, 1740, 1985, 2382, 3176, 3480, 3970, 4764, 5955, 7940, 9528, 11513, 11910, 15880, 23026, 23820, 34539, 46052, 47640, 57565, 69078, 92104, 115130, 138156, 172695, 230260, 276312, 345390, 460520, 690780, 1381560]

約数ペア:

[(1, 1381560), (2, 690780), (3, 460520), (4, 345390), (5, 276312), (6, 230260), (8, 172695), (10, 138156), (12, 115130), (15, 92104), (20, 69078), (24, 57565), (29, 47640), (30, 46052), (40, 34539), (58, 23820), (60, 23026), (87, 15880), (116, 11910), (120, 11513), (145, 9528), (174, 7940), (232, 5955), (290, 4764), (348, 3970), (397, 3480), (435, 3176), (580, 2382), (696, 1985), (794, 1740), (870, 1588), (1160, 1191)]