130549020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{310831}}^1$

素因数の和:310850

約数の個数: 48

約数和(自身を含む): 417758208

約数和(自身を除く): 287209188

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 310831, 621662, 932493, 1243324, 1554155, 1864986, 2175817, 3108310, 3729972, 4351634, 4662465, 6216620, 6527451, 8703268, 9324930, 10879085, 13054902, 18649860, 21758170, 26109804, 32637255, 43516340, 65274510, 130549020]

約数ペア:

[(1, 130549020), (2, 65274510), (3, 43516340), (4, 32637255), (5, 26109804), (6, 21758170), (7, 18649860), (10, 13054902), (12, 10879085), (14, 9324930), (15, 8703268), (20, 6527451), (21, 6216620), (28, 4662465), (30, 4351634), (35, 3729972), (42, 3108310), (60, 2175817), (70, 1864986), (84, 1554155), (105, 1243324), (140, 932493), (210, 621662), (420, 310831)]