130322220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{310291}}^1$

素因数の和:310310

約数の個数: 48

約数和(自身を含む): 417032448

約数和(自身を除く): 286710228

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, 310291, 620582, 930873, 1241164, 1551455, 1861746, 2172037, 3102910, 3723492, 4344074, 4654365, 6205820, 6516111, 8688148, 9308730, 10860185, 13032222, 18617460, 21720370, 26064444, 32580555, 43440740, 65161110, 130322220]

約数ペア:

[(1, 130322220), (2, 65161110), (3, 43440740), (4, 32580555), (5, 26064444), (6, 21720370), (7, 18617460), (10, 13032222), (12, 10860185), (14, 9308730), (15, 8688148), (20, 6516111), (21, 6205820), (28, 4654365), (30, 4344074), (35, 3723492), (42, 3102910), (60, 2172037), (70, 1861746), (84, 1551455), (105, 1241164), (140, 930873), (210, 620582), (420, 310291)]