67872070

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{821}}^1\times {\mathrm{1181}}^1$

素因数の和:2016

約数の個数: 32

約数和(自身を含む): 139910976

約数和(自身を除く): 72038906

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 821, 1181, 1642, 2362, 4105, 5747, 5905, 8210, 8267, 11494, 11810, 16534, 28735, 41335, 57470, 82670, 969601, 1939202, 4848005, 6787207, 9696010, 13574414, 33936035, 67872070]

約数ペア:

[(1, 67872070), (2, 33936035), (5, 13574414), (7, 9696010), (10, 6787207), (14, 4848005), (35, 1939202), (70, 969601), (821, 82670), (1181, 57470), (1642, 41335), (2362, 28735), (4105, 16534), (5747, 11810), (5905, 11494), (8210, 8267)]