78240

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{163}}^1$

素因数の和:181

約数の個数: 48

約数和(自身を含む): 247968

約数和(自身を除く): 169728

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 163, 240, 326, 480, 489, 652, 815, 978, 1304, 1630, 1956, 2445, 2608, 3260, 3912, 4890, 5216, 6520, 7824, 9780, 13040, 15648, 19560, 26080, 39120, 78240]

約数ペア:

[(1, 78240), (2, 39120), (3, 26080), (4, 19560), (5, 15648), (6, 13040), (8, 9780), (10, 7824), (12, 6520), (15, 5216), (16, 4890), (20, 3912), (24, 3260), (30, 2608), (32, 2445), (40, 1956), (48, 1630), (60, 1304), (80, 978), (96, 815), (120, 652), (160, 489), (163, 480), (240, 326)]