82811760

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{20297}}^1$

素因数の和:20330

約数の個数: 80

約数和(自身を含む): 271830816

約数和(自身を除く): 189019056

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 34, 40, 48, 51, 60, 68, 80, 85, 102, 120, 136, 170, 204, 240, 255, 272, 340, 408, 510, 680, 816, 1020, 1360, 2040, 4080, 20297, 40594, 60891, 81188, 101485, 121782, 162376, 202970, 243564, 304455, 324752, 345049, 405940, 487128, 608910, 690098, 811880, 974256, 1035147, 1217820, 1380196, 1623760, 1725245, 2070294, 2435640, 2760392, 3450490, 4140588, 4871280, 5175735, 5520784, 6900980, 8281176, 10351470, 13801960, 16562352, 20702940, 27603920, 41405880, 82811760]

約数ペア:

[(1, 82811760), (2, 41405880), (3, 27603920), (4, 20702940), (5, 16562352), (6, 13801960), (8, 10351470), (10, 8281176), (12, 6900980), (15, 5520784), (16, 5175735), (17, 4871280), (20, 4140588), (24, 3450490), (30, 2760392), (34, 2435640), (40, 2070294), (48, 1725245), (51, 1623760), (60, 1380196), (68, 1217820), (80, 1035147), (85, 974256), (102, 811880), (120, 690098), (136, 608910), (170, 487128), (204, 405940), (240, 345049), (255, 324752), (272, 304455), (340, 243564), (408, 202970), (510, 162376), (680, 121782), (816, 101485), (1020, 81188), (1360, 60891), (2040, 40594), (4080, 20297)]