144724940

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{313}}^1\times {\mathrm{379}}^1$

素因数の和:762

約数の個数: 48

約数和(自身を含む): 310709280

約数和(自身を除く): 165984340

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 313, 379, 610, 626, 758, 1220, 1252, 1516, 1565, 1895, 3130, 3790, 6260, 7580, 19093, 23119, 38186, 46238, 76372, 92476, 95465, 115595, 118627, 190930, 231190, 237254, 381860, 462380, 474508, 593135, 1186270, 2372540, 7236247, 14472494, 28944988, 36181235, 72362470, 144724940]

約数ペア:

[(1, 144724940), (2, 72362470), (4, 36181235), (5, 28944988), (10, 14472494), (20, 7236247), (61, 2372540), (122, 1186270), (244, 593135), (305, 474508), (313, 462380), (379, 381860), (610, 237254), (626, 231190), (758, 190930), (1220, 118627), (1252, 115595), (1516, 95465), (1565, 92476), (1895, 76372), (3130, 46238), (3790, 38186), (6260, 23119), (7580, 19093)]