220622360

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{12917}}^1$

素因数の和:12996

約数の個数: 64

約数和(自身を含む): 576659520

約数和(自身を除く): 356037160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 61, 70, 122, 140, 244, 280, 305, 427, 488, 610, 854, 1220, 1708, 2135, 2440, 3416, 4270, 8540, 12917, 17080, 25834, 51668, 64585, 90419, 103336, 129170, 180838, 258340, 361676, 452095, 516680, 723352, 787937, 904190, 1575874, 1808380, 3151748, 3616760, 3939685, 5515559, 6303496, 7879370, 11031118, 15758740, 22062236, 27577795, 31517480, 44124472, 55155590, 110311180, 220622360]

約数ペア:

[(1, 220622360), (2, 110311180), (4, 55155590), (5, 44124472), (7, 31517480), (8, 27577795), (10, 22062236), (14, 15758740), (20, 11031118), (28, 7879370), (35, 6303496), (40, 5515559), (56, 3939685), (61, 3616760), (70, 3151748), (122, 1808380), (140, 1575874), (244, 904190), (280, 787937), (305, 723352), (427, 516680), (488, 452095), (610, 361676), (854, 258340), (1220, 180838), (1708, 129170), (2135, 103336), (2440, 90419), (3416, 64585), (4270, 51668), (8540, 25834), (12917, 17080)]