128108880

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{177929}}^1$

素因数の和:177948

約数の個数: 60

約数和(自身を含む): 430234740

約数和(自身を除く): 302125860

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 177929, 355858, 533787, 711716, 889645, 1067574, 1423432, 1601361, 1779290, 2135148, 2668935, 2846864, 3202722, 3558580, 4270296, 5337870, 6405444, 7117160, 8006805, 8540592, 10675740, 12810888, 14234320, 16013610, 21351480, 25621776, 32027220, 42702960, 64054440, 128108880]

約数ペア:

[(1, 128108880), (2, 64054440), (3, 42702960), (4, 32027220), (5, 25621776), (6, 21351480), (8, 16013610), (9, 14234320), (10, 12810888), (12, 10675740), (15, 8540592), (16, 8006805), (18, 7117160), (20, 6405444), (24, 5337870), (30, 4270296), (36, 3558580), (40, 3202722), (45, 2846864), (48, 2668935), (60, 2135148), (72, 1779290), (80, 1601361), (90, 1423432), (120, 1067574), (144, 889645), (180, 711716), (240, 533787), (360, 355858), (720, 177929)]