72687420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31063}}^1$

素因数の和:31091

約数の個数: 72

約数和(自身を含む): 237453216

約数和(自身を除く): 164765796

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 2340, 31063, 62126, 93189, 124252, 155315, 186378, 279567, 310630, 372756, 403819, 465945, 559134, 621260, 807638, 931890, 1118268, 1211457, 1397835, 1615276, 1863780, 2019095, 2422914, 2795670, 3634371, 4038190, 4845828, 5591340, 6057285, 7268742, 8076380, 12114570, 14537484, 18171855, 24229140, 36343710, 72687420]

約数ペア:

[(1, 72687420), (2, 36343710), (3, 24229140), (4, 18171855), (5, 14537484), (6, 12114570), (9, 8076380), (10, 7268742), (12, 6057285), (13, 5591340), (15, 4845828), (18, 4038190), (20, 3634371), (26, 2795670), (30, 2422914), (36, 2019095), (39, 1863780), (45, 1615276), (52, 1397835), (60, 1211457), (65, 1118268), (78, 931890), (90, 807638), (117, 621260), (130, 559134), (156, 465945), (180, 403819), (195, 372756), (234, 310630), (260, 279567), (390, 186378), (468, 155315), (585, 124252), (780, 93189), (1170, 62126), (2340, 31063)]