68813520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{9887}}^1$

素因数の和:9932

約数の個数: 80

約数和(自身を含む): 220700160

約数和(自身を除く): 151886640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 29, 30, 40, 48, 58, 60, 80, 87, 116, 120, 145, 174, 232, 240, 290, 348, 435, 464, 580, 696, 870, 1160, 1392, 1740, 2320, 3480, 6960, 9887, 19774, 29661, 39548, 49435, 59322, 79096, 98870, 118644, 148305, 158192, 197740, 237288, 286723, 296610, 395480, 474576, 573446, 593220, 790960, 860169, 1146892, 1186440, 1433615, 1720338, 2293784, 2372880, 2867230, 3440676, 4300845, 4587568, 5734460, 6881352, 8601690, 11468920, 13762704, 17203380, 22937840, 34406760, 68813520]

約数ペア:

[(1, 68813520), (2, 34406760), (3, 22937840), (4, 17203380), (5, 13762704), (6, 11468920), (8, 8601690), (10, 6881352), (12, 5734460), (15, 4587568), (16, 4300845), (20, 3440676), (24, 2867230), (29, 2372880), (30, 2293784), (40, 1720338), (48, 1433615), (58, 1186440), (60, 1146892), (80, 860169), (87, 790960), (116, 593220), (120, 573446), (145, 474576), (174, 395480), (232, 296610), (240, 286723), (290, 237288), (348, 197740), (435, 158192), (464, 148305), (580, 118644), (696, 98870), (870, 79096), (1160, 59322), (1392, 49435), (1740, 39548), (2320, 29661), (3480, 19774), (6960, 9887)]