129819720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{163}}^1\times {\mathrm{6637}}^1$

素因数の和:6814

約数の個数: 64

約数和(自身を含む): 391907520

約数和(自身を除く): 262087800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 163, 326, 489, 652, 815, 978, 1304, 1630, 1956, 2445, 3260, 3912, 4890, 6520, 6637, 9780, 13274, 19560, 19911, 26548, 33185, 39822, 53096, 66370, 79644, 99555, 132740, 159288, 199110, 265480, 398220, 796440, 1081831, 2163662, 3245493, 4327324, 5409155, 6490986, 8654648, 10818310, 12981972, 16227465, 21636620, 25963944, 32454930, 43273240, 64909860, 129819720]

約数ペア:

[(1, 129819720), (2, 64909860), (3, 43273240), (4, 32454930), (5, 25963944), (6, 21636620), (8, 16227465), (10, 12981972), (12, 10818310), (15, 8654648), (20, 6490986), (24, 5409155), (30, 4327324), (40, 3245493), (60, 2163662), (120, 1081831), (163, 796440), (326, 398220), (489, 265480), (652, 199110), (815, 159288), (978, 132740), (1304, 99555), (1630, 79644), (1956, 66370), (2445, 53096), (3260, 39822), (3912, 33185), (4890, 26548), (6520, 19911), (6637, 19560), (9780, 13274)]