139567740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{178933}}^1$

素因数の和:178958

約数の個数: 48

約数和(自身を含む): 420852768

約数和(自身を除く): 281285028

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 178933, 357866, 536799, 715732, 894665, 1073598, 1789330, 2147196, 2326129, 2683995, 3578660, 4652258, 5367990, 6978387, 9304516, 10735980, 11630645, 13956774, 23261290, 27913548, 34891935, 46522580, 69783870, 139567740]

約数ペア:

[(1, 139567740), (2, 69783870), (3, 46522580), (4, 34891935), (5, 27913548), (6, 23261290), (10, 13956774), (12, 11630645), (13, 10735980), (15, 9304516), (20, 6978387), (26, 5367990), (30, 4652258), (39, 3578660), (52, 2683995), (60, 2326129), (65, 2147196), (78, 1789330), (130, 1073598), (156, 894665), (195, 715732), (260, 536799), (390, 357866), (780, 178933)]