15672840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{997}}^1$

素因数の和:1142

約数の個数: 64

約数和(自身を含む): 47424960

約数和(自身を除く): 31752120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 131, 262, 393, 524, 655, 786, 997, 1048, 1310, 1572, 1965, 1994, 2620, 2991, 3144, 3930, 3988, 4985, 5240, 5982, 7860, 7976, 9970, 11964, 14955, 15720, 19940, 23928, 29910, 39880, 59820, 119640, 130607, 261214, 391821, 522428, 653035, 783642, 1044856, 1306070, 1567284, 1959105, 2612140, 3134568, 3918210, 5224280, 7836420, 15672840]

約数ペア:

[(1, 15672840), (2, 7836420), (3, 5224280), (4, 3918210), (5, 3134568), (6, 2612140), (8, 1959105), (10, 1567284), (12, 1306070), (15, 1044856), (20, 783642), (24, 653035), (30, 522428), (40, 391821), (60, 261214), (120, 130607), (131, 119640), (262, 59820), (393, 39880), (524, 29910), (655, 23928), (786, 19940), (997, 15720), (1048, 14955), (1310, 11964), (1572, 9970), (1965, 7976), (1994, 7860), (2620, 5982), (2991, 5240), (3144, 4985), (3930, 3988)]