123256440

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{342379}}^1$

素因数の和:342396

約数の個数: 48

約数和(自身を含む): 400584600

約数和(自身を除く): 277328160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 342379, 684758, 1027137, 1369516, 1711895, 2054274, 2739032, 3081411, 3423790, 4108548, 5135685, 6162822, 6847580, 8217096, 10271370, 12325644, 13695160, 15407055, 20542740, 24651288, 30814110, 41085480, 61628220, 123256440]

約数ペア:

[(1, 123256440), (2, 61628220), (3, 41085480), (4, 30814110), (5, 24651288), (6, 20542740), (8, 15407055), (9, 13695160), (10, 12325644), (12, 10271370), (15, 8217096), (18, 6847580), (20, 6162822), (24, 5135685), (30, 4108548), (36, 3423790), (40, 3081411), (45, 2739032), (60, 2054274), (72, 1711895), (90, 1369516), (120, 1027137), (180, 684758), (360, 342379)]