66147720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{551231}}^1$

素因数の和:551245

約数の個数: 32

約数和(自身を含む): 198443520

約数和(自身を除く): 132295800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 551231, 1102462, 1653693, 2204924, 2756155, 3307386, 4409848, 5512310, 6614772, 8268465, 11024620, 13229544, 16536930, 22049240, 33073860, 66147720]

約数ペア:

[(1, 66147720), (2, 33073860), (3, 22049240), (4, 16536930), (5, 13229544), (6, 11024620), (8, 8268465), (10, 6614772), (12, 5512310), (15, 4409848), (20, 3307386), (24, 2756155), (30, 2204924), (40, 1653693), (60, 1102462), (120, 551231)]