15513680

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{2131}}^1$

素因数の和:2164

約数の個数: 80

約数和(自身を含む): 44413824

約数和(自身を除く): 28900144

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 182, 208, 260, 280, 364, 455, 520, 560, 728, 910, 1040, 1456, 1820, 2131, 3640, 4262, 7280, 8524, 10655, 14917, 17048, 21310, 27703, 29834, 34096, 42620, 55406, 59668, 74585, 85240, 110812, 119336, 138515, 149170, 170480, 193921, 221624, 238672, 277030, 298340, 387842, 443248, 554060, 596680, 775684, 969605, 1108120, 1193360, 1551368, 1939210, 2216240, 3102736, 3878420, 7756840, 15513680]

約数ペア:

[(1, 15513680), (2, 7756840), (4, 3878420), (5, 3102736), (7, 2216240), (8, 1939210), (10, 1551368), (13, 1193360), (14, 1108120), (16, 969605), (20, 775684), (26, 596680), (28, 554060), (35, 443248), (40, 387842), (52, 298340), (56, 277030), (65, 238672), (70, 221624), (80, 193921), (91, 170480), (104, 149170), (112, 138515), (130, 119336), (140, 110812), (182, 85240), (208, 74585), (260, 59668), (280, 55406), (364, 42620), (455, 34096), (520, 29834), (560, 27703), (728, 21310), (910, 17048), (1040, 14917), (1456, 10655), (1820, 8524), (2131, 7280), (3640, 4262)]