72805080

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{20921}}^1$

素因数の和:20964

約数の個数: 64

約数和(自身を含む): 225957600

約数和(自身を除く): 153152520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 29, 30, 40, 58, 60, 87, 116, 120, 145, 174, 232, 290, 348, 435, 580, 696, 870, 1160, 1740, 3480, 20921, 41842, 62763, 83684, 104605, 125526, 167368, 209210, 251052, 313815, 418420, 502104, 606709, 627630, 836840, 1213418, 1255260, 1820127, 2426836, 2510520, 3033545, 3640254, 4853672, 6067090, 7280508, 9100635, 12134180, 14561016, 18201270, 24268360, 36402540, 72805080]

約数ペア:

[(1, 72805080), (2, 36402540), (3, 24268360), (4, 18201270), (5, 14561016), (6, 12134180), (8, 9100635), (10, 7280508), (12, 6067090), (15, 4853672), (20, 3640254), (24, 3033545), (29, 2510520), (30, 2426836), (40, 1820127), (58, 1255260), (60, 1213418), (87, 836840), (116, 627630), (120, 606709), (145, 502104), (174, 418420), (232, 313815), (290, 251052), (348, 209210), (435, 167368), (580, 125526), (696, 104605), (870, 83684), (1160, 62763), (1740, 41842), (3480, 20921)]