135688120

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{178537}}^1$

素因数の和:178567

約数の個数: 32

約数和(自身を含む): 321368400

約数和(自身を除く): 185680280

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 178537, 357074, 714148, 892685, 1428296, 1785370, 3392203, 3570740, 6784406, 7141480, 13568812, 16961015, 27137624, 33922030, 67844060, 135688120]

約数ペア:

[(1, 135688120), (2, 67844060), (4, 33922030), (5, 27137624), (8, 16961015), (10, 13568812), (19, 7141480), (20, 6784406), (38, 3570740), (40, 3392203), (76, 1785370), (95, 1428296), (152, 892685), (190, 714148), (380, 357074), (760, 178537)]