71251020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{113}}^2$

素因数の和:272

約数の個数: 108

約数和(自身を含む): 225091776

約数和(自身を除く): 153840756

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 90, 93, 113, 124, 155, 180, 186, 226, 279, 310, 339, 372, 452, 465, 558, 565, 620, 678, 930, 1017, 1116, 1130, 1356, 1395, 1695, 1860, 2034, 2260, 2790, 3390, 3503, 4068, 5085, 5580, 6780, 7006, 10170, 10509, 12769, 14012, 17515, 20340, 21018, 25538, 31527, 35030, 38307, 42036, 51076, 52545, 63054, 63845, 70060, 76614, 105090, 114921, 126108, 127690, 153228, 157635, 191535, 210180, 229842, 255380, 315270, 383070, 395839, 459684, 574605, 630540, 766140, 791678, 1149210, 1187517, 1583356, 1979195, 2298420, 2375034, 3562551, 3958390, 4750068, 5937585, 7125102, 7916780, 11875170, 14250204, 17812755, 23750340, 35625510, 71251020]

約数ペア:

[(1, 71251020), (2, 35625510), (3, 23750340), (4, 17812755), (5, 14250204), (6, 11875170), (9, 7916780), (10, 7125102), (12, 5937585), (15, 4750068), (18, 3958390), (20, 3562551), (30, 2375034), (31, 2298420), (36, 1979195), (45, 1583356), (60, 1187517), (62, 1149210), (90, 791678), (93, 766140), (113, 630540), (124, 574605), (155, 459684), (180, 395839), (186, 383070), (226, 315270), (279, 255380), (310, 229842), (339, 210180), (372, 191535), (452, 157635), (465, 153228), (558, 127690), (565, 126108), (620, 114921), (678, 105090), (930, 76614), (1017, 70060), (1116, 63845), (1130, 63054), (1356, 52545), (1395, 51076), (1695, 42036), (1860, 38307), (2034, 35030), (2260, 31527), (2790, 25538), (3390, 21018), (3503, 20340), (4068, 17515), (5085, 14012), (5580, 12769), (6780, 10509), (7006, 10170)]