15565140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{2011}}^1$

素因数の和:2069

約数の個数: 72

約数和(自身を含む): 48336288

約数和(自身を除く): 32771148

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 43, 45, 60, 86, 90, 129, 172, 180, 215, 258, 387, 430, 516, 645, 774, 860, 1290, 1548, 1935, 2011, 2580, 3870, 4022, 6033, 7740, 8044, 10055, 12066, 18099, 20110, 24132, 30165, 36198, 40220, 60330, 72396, 86473, 90495, 120660, 172946, 180990, 259419, 345892, 361980, 432365, 518838, 778257, 864730, 1037676, 1297095, 1556514, 1729460, 2594190, 3113028, 3891285, 5188380, 7782570, 15565140]

約数ペア:

[(1, 15565140), (2, 7782570), (3, 5188380), (4, 3891285), (5, 3113028), (6, 2594190), (9, 1729460), (10, 1556514), (12, 1297095), (15, 1037676), (18, 864730), (20, 778257), (30, 518838), (36, 432365), (43, 361980), (45, 345892), (60, 259419), (86, 180990), (90, 172946), (129, 120660), (172, 90495), (180, 86473), (215, 72396), (258, 60330), (387, 40220), (430, 36198), (516, 30165), (645, 24132), (774, 20110), (860, 18099), (1290, 12066), (1548, 10055), (1935, 8044), (2011, 7740), (2580, 6033), (3870, 4022)]