55233780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{18787}}^1$

素因数の和:18813

約数の個数: 72

約数和(自身を含む): 179913888

約数和(自身を除く): 124680108

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 18787, 37574, 56361, 75148, 93935, 112722, 131509, 187870, 225444, 263018, 281805, 375740, 394527, 526036, 563610, 657545, 789054, 920563, 1127220, 1315090, 1578108, 1841126, 1972635, 2630180, 2761689, 3682252, 3945270, 4602815, 5523378, 7890540, 9205630, 11046756, 13808445, 18411260, 27616890, 55233780]

約数ペア:

[(1, 55233780), (2, 27616890), (3, 18411260), (4, 13808445), (5, 11046756), (6, 9205630), (7, 7890540), (10, 5523378), (12, 4602815), (14, 3945270), (15, 3682252), (20, 2761689), (21, 2630180), (28, 1972635), (30, 1841126), (35, 1578108), (42, 1315090), (49, 1127220), (60, 920563), (70, 789054), (84, 657545), (98, 563610), (105, 526036), (140, 394527), (147, 375740), (196, 281805), (210, 263018), (245, 225444), (294, 187870), (420, 131509), (490, 112722), (588, 93935), (735, 75148), (980, 56361), (1470, 37574), (2940, 18787)]