213455480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{229}}^1\times {\mathrm{3329}}^1$

素因数の和:3576

約数の個数: 64

約数和(自身を含む): 551448000

約数和(自身を除く): 337992520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 229, 280, 458, 916, 1145, 1603, 1832, 2290, 3206, 3329, 4580, 6412, 6658, 8015, 9160, 12824, 13316, 16030, 16645, 23303, 26632, 32060, 33290, 46606, 64120, 66580, 93212, 116515, 133160, 186424, 233030, 466060, 762341, 932120, 1524682, 3049364, 3811705, 5336387, 6098728, 7623410, 10672774, 15246820, 21345548, 26681935, 30493640, 42691096, 53363870, 106727740, 213455480]

約数ペア:

[(1, 213455480), (2, 106727740), (4, 53363870), (5, 42691096), (7, 30493640), (8, 26681935), (10, 21345548), (14, 15246820), (20, 10672774), (28, 7623410), (35, 6098728), (40, 5336387), (56, 3811705), (70, 3049364), (140, 1524682), (229, 932120), (280, 762341), (458, 466060), (916, 233030), (1145, 186424), (1603, 133160), (1832, 116515), (2290, 93212), (3206, 66580), (3329, 64120), (4580, 46606), (6412, 33290), (6658, 32060), (8015, 26632), (9160, 23303), (12824, 16645), (13316, 16030)]