68905920

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{71777}}^1$

素因数の和:71797

約数の個数: 56

約数和(自身を含む): 218779344

約数和(自身を除く): 149873424

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 160, 192, 240, 320, 480, 960, 71777, 143554, 215331, 287108, 358885, 430662, 574216, 717770, 861324, 1076655, 1148432, 1435540, 1722648, 2153310, 2296864, 2871080, 3445296, 4306620, 4593728, 5742160, 6890592, 8613240, 11484320, 13781184, 17226480, 22968640, 34452960, 68905920]

約数ペア:

[(1, 68905920), (2, 34452960), (3, 22968640), (4, 17226480), (5, 13781184), (6, 11484320), (8, 8613240), (10, 6890592), (12, 5742160), (15, 4593728), (16, 4306620), (20, 3445296), (24, 2871080), (30, 2296864), (32, 2153310), (40, 1722648), (48, 1435540), (60, 1148432), (64, 1076655), (80, 861324), (96, 717770), (120, 574216), (160, 430662), (192, 358885), (240, 287108), (320, 215331), (480, 143554), (960, 71777)]