72639420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{1783}}^1$

素因数の和:1899

約数の個数: 96

約数和(自身を含む): 234974208

約数和(自身を除く): 162334788

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 97, 105, 140, 194, 210, 291, 388, 420, 485, 582, 679, 970, 1164, 1358, 1455, 1783, 1940, 2037, 2716, 2910, 3395, 3566, 4074, 5349, 5820, 6790, 7132, 8148, 8915, 10185, 10698, 12481, 13580, 17830, 20370, 21396, 24962, 26745, 35660, 37443, 40740, 49924, 53490, 62405, 74886, 106980, 124810, 149772, 172951, 187215, 249620, 345902, 374430, 518853, 691804, 748860, 864755, 1037706, 1210657, 1729510, 2075412, 2421314, 2594265, 3459020, 3631971, 4842628, 5188530, 6053285, 7263942, 10377060, 12106570, 14527884, 18159855, 24213140, 36319710, 72639420]

約数ペア:

[(1, 72639420), (2, 36319710), (3, 24213140), (4, 18159855), (5, 14527884), (6, 12106570), (7, 10377060), (10, 7263942), (12, 6053285), (14, 5188530), (15, 4842628), (20, 3631971), (21, 3459020), (28, 2594265), (30, 2421314), (35, 2075412), (42, 1729510), (60, 1210657), (70, 1037706), (84, 864755), (97, 748860), (105, 691804), (140, 518853), (194, 374430), (210, 345902), (291, 249620), (388, 187215), (420, 172951), (485, 149772), (582, 124810), (679, 106980), (970, 74886), (1164, 62405), (1358, 53490), (1455, 49924), (1783, 40740), (1940, 37443), (2037, 35660), (2716, 26745), (2910, 24962), (3395, 21396), (3566, 20370), (4074, 17830), (5349, 13580), (5820, 12481), (6790, 10698), (7132, 10185), (8148, 8915)]