199722420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{38261}}^1$

素因数の和:38305

約数の個数: 72

約数和(自身を含む): 626731560

約数和(自身を除く): 427009140

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 29, 30, 36, 45, 58, 60, 87, 90, 116, 145, 174, 180, 261, 290, 348, 435, 522, 580, 870, 1044, 1305, 1740, 2610, 5220, 38261, 76522, 114783, 153044, 191305, 229566, 344349, 382610, 459132, 573915, 688698, 765220, 1109569, 1147830, 1377396, 1721745, 2219138, 2295660, 3328707, 3443490, 4438276, 5547845, 6657414, 6886980, 9986121, 11095690, 13314828, 16643535, 19972242, 22191380, 33287070, 39944484, 49930605, 66574140, 99861210, 199722420]

約数ペア:

[(1, 199722420), (2, 99861210), (3, 66574140), (4, 49930605), (5, 39944484), (6, 33287070), (9, 22191380), (10, 19972242), (12, 16643535), (15, 13314828), (18, 11095690), (20, 9986121), (29, 6886980), (30, 6657414), (36, 5547845), (45, 4438276), (58, 3443490), (60, 3328707), (87, 2295660), (90, 2219138), (116, 1721745), (145, 1377396), (174, 1147830), (180, 1109569), (261, 765220), (290, 688698), (348, 573915), (435, 459132), (522, 382610), (580, 344349), (870, 229566), (1044, 191305), (1305, 153044), (1740, 114783), (2610, 76522), (5220, 38261)]