39787320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{2531}}^1$

素因数の和:2676

約数の個数: 64

約数和(自身を含む): 120320640

約数和(自身を除く): 80533320

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, 1048, 1310, 1572, 1965, 2531, 2620, 3144, 3930, 5062, 5240, 7593, 7860, 10124, 12655, 15186, 15720, 20248, 25310, 30372, 37965, 50620, 60744, 75930, 101240, 151860, 303720, 331561, 663122, 994683, 1326244, 1657805, 1989366, 2652488, 3315610, 3978732, 4973415, 6631220, 7957464, 9946830, 13262440, 19893660, 39787320]

約数ペア:

[(1, 39787320), (2, 19893660), (3, 13262440), (4, 9946830), (5, 7957464), (6, 6631220), (8, 4973415), (10, 3978732), (12, 3315610), (15, 2652488), (20, 1989366), (24, 1657805), (30, 1326244), (40, 994683), (60, 663122), (120, 331561), (131, 303720), (262, 151860), (393, 101240), (524, 75930), (655, 60744), (786, 50620), (1048, 37965), (1310, 30372), (1572, 25310), (1965, 20248), (2531, 15720), (2620, 15186), (3144, 12655), (3930, 10124), (5062, 7860), (5240, 7593)]