145504380

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{346439}}^1$

素因数の和:346458

約数の個数: 48

約数和(自身を含む): 465615360

約数和(自身を除く): 320110980

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 346439, 692878, 1039317, 1385756, 1732195, 2078634, 2425073, 3464390, 4157268, 4850146, 5196585, 6928780, 7275219, 9700292, 10393170, 12125365, 14550438, 20786340, 24250730, 29100876, 36376095, 48501460, 72752190, 145504380]

約数ペア:

[(1, 145504380), (2, 72752190), (3, 48501460), (4, 36376095), (5, 29100876), (6, 24250730), (7, 20786340), (10, 14550438), (12, 12125365), (14, 10393170), (15, 9700292), (20, 7275219), (21, 6928780), (28, 5196585), (30, 4850146), (35, 4157268), (42, 3464390), (60, 2425073), (70, 2078634), (84, 1732195), (105, 1385756), (140, 1039317), (210, 692878), (420, 346439)]