148639120

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{265427}}^1$

素因数の和:265447

約数の個数: 40

約数和(自身を含む): 394956864

約数和(自身を除く): 246317744

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 265427, 530854, 1061708, 1327135, 1857989, 2123416, 2654270, 3715978, 4246832, 5308540, 7431956, 9289945, 10617080, 14863912, 18579890, 21234160, 29727824, 37159780, 74319560, 148639120]

約数ペア:

[(1, 148639120), (2, 74319560), (4, 37159780), (5, 29727824), (7, 21234160), (8, 18579890), (10, 14863912), (14, 10617080), (16, 9289945), (20, 7431956), (28, 5308540), (35, 4246832), (40, 3715978), (56, 2654270), (70, 2123416), (80, 1857989), (112, 1327135), (140, 1061708), (280, 530854), (560, 265427)]