15661140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{389}}^1$

素因数の和:473

約数の個数: 96

約数和(自身を含む): 48746880

約数和(自身を除く): 33085740

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 61, 66, 110, 122, 132, 165, 183, 220, 244, 305, 330, 366, 389, 610, 660, 671, 732, 778, 915, 1167, 1220, 1342, 1556, 1830, 1945, 2013, 2334, 2684, 3355, 3660, 3890, 4026, 4279, 4668, 5835, 6710, 7780, 8052, 8558, 10065, 11670, 12837, 13420, 17116, 20130, 21395, 23340, 23729, 25674, 40260, 42790, 47458, 51348, 64185, 71187, 85580, 94916, 118645, 128370, 142374, 237290, 256740, 261019, 284748, 355935, 474580, 522038, 711870, 783057, 1044076, 1305095, 1423740, 1566114, 2610190, 3132228, 3915285, 5220380, 7830570, 15661140]

約数ペア:

[(1, 15661140), (2, 7830570), (3, 5220380), (4, 3915285), (5, 3132228), (6, 2610190), (10, 1566114), (11, 1423740), (12, 1305095), (15, 1044076), (20, 783057), (22, 711870), (30, 522038), (33, 474580), (44, 355935), (55, 284748), (60, 261019), (61, 256740), (66, 237290), (110, 142374), (122, 128370), (132, 118645), (165, 94916), (183, 85580), (220, 71187), (244, 64185), (305, 51348), (330, 47458), (366, 42790), (389, 40260), (610, 25674), (660, 23729), (671, 23340), (732, 21395), (778, 20130), (915, 17116), (1167, 13420), (1220, 12837), (1342, 11670), (1556, 10065), (1830, 8558), (1945, 8052), (2013, 7780), (2334, 6710), (2684, 5835), (3355, 4668), (3660, 4279), (3890, 4026)]