64639728

素因数分解:

$2^4\times 3^3\times {\mathrm{149629}}^1$

素因数の和:149646

約数の個数: 40

約数和(自身を含む): 185541200

約数和(自身を除く): 120901472

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 108, 144, 216, 432, 149629, 299258, 448887, 598516, 897774, 1197032, 1346661, 1795548, 2394064, 2693322, 3591096, 4039983, 5386644, 7182192, 8079966, 10773288, 16159932, 21546576, 32319864, 64639728]

約数ペア:

[(1, 64639728), (2, 32319864), (3, 21546576), (4, 16159932), (6, 10773288), (8, 8079966), (9, 7182192), (12, 5386644), (16, 4039983), (18, 3591096), (24, 2693322), (27, 2394064), (36, 1795548), (48, 1346661), (54, 1197032), (72, 897774), (108, 598516), (144, 448887), (216, 299258), (432, 149629)]