15138540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2713}}^1$

素因数の和:2759

約数の個数: 72

約数和(自身を含む): 47419008

約数和(自身を除く): 32280468

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 90, 93, 124, 155, 180, 186, 279, 310, 372, 465, 558, 620, 930, 1116, 1395, 1860, 2713, 2790, 5426, 5580, 8139, 10852, 13565, 16278, 24417, 27130, 32556, 40695, 48834, 54260, 81390, 84103, 97668, 122085, 162780, 168206, 244170, 252309, 336412, 420515, 488340, 504618, 756927, 841030, 1009236, 1261545, 1513854, 1682060, 2523090, 3027708, 3784635, 5046180, 7569270, 15138540]

約数ペア:

[(1, 15138540), (2, 7569270), (3, 5046180), (4, 3784635), (5, 3027708), (6, 2523090), (9, 1682060), (10, 1513854), (12, 1261545), (15, 1009236), (18, 841030), (20, 756927), (30, 504618), (31, 488340), (36, 420515), (45, 336412), (60, 252309), (62, 244170), (90, 168206), (93, 162780), (124, 122085), (155, 97668), (180, 84103), (186, 81390), (279, 54260), (310, 48834), (372, 40695), (465, 32556), (558, 27130), (620, 24417), (930, 16278), (1116, 13565), (1395, 10852), (1860, 8139), (2713, 5580), (2790, 5426)]