680385960

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{629987}}^1$

素因数の和:630007

約数の個数: 64

約数和(自身を含む): 2267956800

約数和(自身を除く): 1587570840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 360, 540, 1080, 629987, 1259974, 1889961, 2519948, 3149935, 3779922, 5039896, 5669883, 6299870, 7559844, 9449805, 11339766, 12599740, 15119688, 17009649, 18899610, 22679532, 25199480, 28349415, 34019298, 37799220, 45359064, 56698830, 68038596, 75598440, 85048245, 113397660, 136077192, 170096490, 226795320, 340192980, 680385960]

約数ペア:

[(1, 680385960), (2, 340192980), (3, 226795320), (4, 170096490), (5, 136077192), (6, 113397660), (8, 85048245), (9, 75598440), (10, 68038596), (12, 56698830), (15, 45359064), (18, 37799220), (20, 34019298), (24, 28349415), (27, 25199480), (30, 22679532), (36, 18899610), (40, 17009649), (45, 15119688), (54, 12599740), (60, 11339766), (72, 9449805), (90, 7559844), (108, 6299870), (120, 5669883), (135, 5039896), (180, 3779922), (216, 3149935), (270, 2519948), (360, 1889961), (540, 1259974), (1080, 629987)]