72979740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{317}}^1\times {\mathrm{1279}}^1$

素因数の和:1611

約数の個数: 72

約数和(自身を含む): 222243840

約数和(自身を除く): 149264100

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 317, 634, 951, 1268, 1279, 1585, 1902, 2558, 2853, 3170, 3804, 3837, 4755, 5116, 5706, 6340, 6395, 7674, 9510, 11412, 11511, 12790, 14265, 15348, 19020, 19185, 23022, 25580, 28530, 38370, 46044, 57060, 57555, 76740, 115110, 230220, 405443, 810886, 1216329, 1621772, 2027215, 2432658, 3648987, 4054430, 4865316, 6081645, 7297974, 8108860, 12163290, 14595948, 18244935, 24326580, 36489870, 72979740]

約数ペア:

[(1, 72979740), (2, 36489870), (3, 24326580), (4, 18244935), (5, 14595948), (6, 12163290), (9, 8108860), (10, 7297974), (12, 6081645), (15, 4865316), (18, 4054430), (20, 3648987), (30, 2432658), (36, 2027215), (45, 1621772), (60, 1216329), (90, 810886), (180, 405443), (317, 230220), (634, 115110), (951, 76740), (1268, 57555), (1279, 57060), (1585, 46044), (1902, 38370), (2558, 28530), (2853, 25580), (3170, 23022), (3804, 19185), (3837, 19020), (4755, 15348), (5116, 14265), (5706, 12790), (6340, 11511), (6395, 11412), (7674, 9510)]