157435180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{6899}}^1$

素因数の和:7078

約数の個数: 48

約数和(自身を含む): 380217600

約数和(自身を除く): 222782420

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 163, 326, 652, 815, 1141, 1630, 2282, 3260, 4564, 5705, 6899, 11410, 13798, 22820, 27596, 34495, 48293, 68990, 96586, 137980, 193172, 241465, 482930, 965860, 1124537, 2249074, 4498148, 5622685, 7871759, 11245370, 15743518, 22490740, 31487036, 39358795, 78717590, 157435180]

約数ペア:

[(1, 157435180), (2, 78717590), (4, 39358795), (5, 31487036), (7, 22490740), (10, 15743518), (14, 11245370), (20, 7871759), (28, 5622685), (35, 4498148), (70, 2249074), (140, 1124537), (163, 965860), (326, 482930), (652, 241465), (815, 193172), (1141, 137980), (1630, 96586), (2282, 68990), (3260, 48293), (4564, 34495), (5705, 27596), (6899, 22820), (11410, 13798)]