209840580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{19759}}^1$

素因数の和:19833

約数の個数: 72

約数和(自身を含む): 647337600

約数和(自身を除く): 437497020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 59, 60, 90, 118, 177, 180, 236, 295, 354, 531, 590, 708, 885, 1062, 1180, 1770, 2124, 2655, 3540, 5310, 10620, 19759, 39518, 59277, 79036, 98795, 118554, 177831, 197590, 237108, 296385, 355662, 395180, 592770, 711324, 889155, 1165781, 1185540, 1778310, 2331562, 3497343, 3556620, 4663124, 5828905, 6994686, 10492029, 11657810, 13989372, 17486715, 20984058, 23315620, 34973430, 41968116, 52460145, 69946860, 104920290, 209840580]

約数ペア:

[(1, 209840580), (2, 104920290), (3, 69946860), (4, 52460145), (5, 41968116), (6, 34973430), (9, 23315620), (10, 20984058), (12, 17486715), (15, 13989372), (18, 11657810), (20, 10492029), (30, 6994686), (36, 5828905), (45, 4663124), (59, 3556620), (60, 3497343), (90, 2331562), (118, 1778310), (177, 1185540), (180, 1165781), (236, 889155), (295, 711324), (354, 592770), (531, 395180), (590, 355662), (708, 296385), (885, 237108), (1062, 197590), (1180, 177831), (1770, 118554), (2124, 98795), (2655, 79036), (3540, 59277), (5310, 39518), (10620, 19759)]