30260580

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{661}}^1$

素因数の和:789

約数の個数: 96

約数和(自身を含む): 97870080

約数和(自身を除く): 67609500

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 109, 140, 210, 218, 327, 420, 436, 545, 654, 661, 763, 1090, 1308, 1322, 1526, 1635, 1983, 2180, 2289, 2644, 3052, 3270, 3305, 3815, 3966, 4578, 4627, 6540, 6610, 7630, 7932, 9156, 9254, 9915, 11445, 13220, 13881, 15260, 18508, 19830, 22890, 23135, 27762, 39660, 45780, 46270, 55524, 69405, 72049, 92540, 138810, 144098, 216147, 277620, 288196, 360245, 432294, 504343, 720490, 864588, 1008686, 1080735, 1440980, 1513029, 2017372, 2161470, 2521715, 3026058, 4322940, 5043430, 6052116, 7565145, 10086860, 15130290, 30260580]

約数ペア:

[(1, 30260580), (2, 15130290), (3, 10086860), (4, 7565145), (5, 6052116), (6, 5043430), (7, 4322940), (10, 3026058), (12, 2521715), (14, 2161470), (15, 2017372), (20, 1513029), (21, 1440980), (28, 1080735), (30, 1008686), (35, 864588), (42, 720490), (60, 504343), (70, 432294), (84, 360245), (105, 288196), (109, 277620), (140, 216147), (210, 144098), (218, 138810), (327, 92540), (420, 72049), (436, 69405), (545, 55524), (654, 46270), (661, 45780), (763, 39660), (1090, 27762), (1308, 23135), (1322, 22890), (1526, 19830), (1635, 18508), (1983, 15260), (2180, 13881), (2289, 13220), (2644, 11445), (3052, 9915), (3270, 9254), (3305, 9156), (3815, 7932), (3966, 7630), (4578, 6610), (4627, 6540)]