153210940

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{101}}^1\times {\mathrm{1039}}^1$

素因数の和:1222

約数の個数: 48

約数和(自身を含む): 329696640

約数和(自身を除く): 176485700

約数列:

[1, 2, 4, 5, 10, 20, 73, 101, 146, 202, 292, 365, 404, 505, 730, 1010, 1039, 1460, 2020, 2078, 4156, 5195, 7373, 10390, 14746, 20780, 29492, 36865, 73730, 75847, 104939, 147460, 151694, 209878, 303388, 379235, 419756, 524695, 758470, 1049390, 1516940, 2098780, 7660547, 15321094, 30642188, 38302735, 76605470, 153210940]

約数ペア:

[(1, 153210940), (2, 76605470), (4, 38302735), (5, 30642188), (10, 15321094), (20, 7660547), (73, 2098780), (101, 1516940), (146, 1049390), (202, 758470), (292, 524695), (365, 419756), (404, 379235), (505, 303388), (730, 209878), (1010, 151694), (1039, 147460), (1460, 104939), (2020, 75847), (2078, 73730), (4156, 36865), (5195, 29492), (7373, 20780), (10390, 14746)]