156989220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{153911}}^1$

素因数の和:153940

約数の個数: 48

約数和(自身を含む): 465429888

約数和(自身を除く): 308440668

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 1020, 153911, 307822, 461733, 615644, 769555, 923466, 1539110, 1846932, 2308665, 2616487, 3078220, 4617330, 5232974, 7849461, 9234660, 10465948, 13082435, 15698922, 26164870, 31397844, 39247305, 52329740, 78494610, 156989220]

約数ペア:

[(1, 156989220), (2, 78494610), (3, 52329740), (4, 39247305), (5, 31397844), (6, 26164870), (10, 15698922), (12, 13082435), (15, 10465948), (17, 9234660), (20, 7849461), (30, 5232974), (34, 4617330), (51, 3078220), (60, 2616487), (68, 2308665), (85, 1846932), (102, 1539110), (170, 923466), (204, 769555), (255, 615644), (340, 461733), (510, 307822), (1020, 153911)]