60678660

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{20639}}^1$

素因数の和:20665

約数の個数: 72

約数和(自身を含む): 197648640

約数和(自身を除く): 136969980

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 20639, 41278, 61917, 82556, 103195, 123834, 144473, 206390, 247668, 288946, 309585, 412780, 433419, 577892, 619170, 722365, 866838, 1011311, 1238340, 1444730, 1733676, 2022622, 2167095, 2889460, 3033933, 4045244, 4334190, 5056555, 6067866, 8668380, 10113110, 12135732, 15169665, 20226220, 30339330, 60678660]

約数ペア:

[(1, 60678660), (2, 30339330), (3, 20226220), (4, 15169665), (5, 12135732), (6, 10113110), (7, 8668380), (10, 6067866), (12, 5056555), (14, 4334190), (15, 4045244), (20, 3033933), (21, 2889460), (28, 2167095), (30, 2022622), (35, 1733676), (42, 1444730), (49, 1238340), (60, 1011311), (70, 866838), (84, 722365), (98, 619170), (105, 577892), (140, 433419), (147, 412780), (196, 309585), (210, 288946), (245, 247668), (294, 206390), (420, 144473), (490, 123834), (588, 103195), (735, 82556), (980, 61917), (1470, 41278), (2940, 20639)]