210801280

素因数分解:

$2^7\times 5^1\times {\mathrm{227}}^1\times {\mathrm{1451}}^1$

素因数の和:1697

約数の個数: 64

約数和(自身を含む): 506515680

約数和(自身を除く): 295714400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 227, 320, 454, 640, 908, 1135, 1451, 1816, 2270, 2902, 3632, 4540, 5804, 7255, 7264, 9080, 11608, 14510, 14528, 18160, 23216, 29020, 29056, 36320, 46432, 58040, 72640, 92864, 116080, 145280, 185728, 232160, 329377, 464320, 658754, 928640, 1317508, 1646885, 2635016, 3293770, 5270032, 6587540, 10540064, 13175080, 21080128, 26350160, 42160256, 52700320, 105400640, 210801280]

約数ペア:

[(1, 210801280), (2, 105400640), (4, 52700320), (5, 42160256), (8, 26350160), (10, 21080128), (16, 13175080), (20, 10540064), (32, 6587540), (40, 5270032), (64, 3293770), (80, 2635016), (128, 1646885), (160, 1317508), (227, 928640), (320, 658754), (454, 464320), (640, 329377), (908, 232160), (1135, 185728), (1451, 145280), (1816, 116080), (2270, 92864), (2902, 72640), (3632, 58040), (4540, 46432), (5804, 36320), (7255, 29056), (7264, 29020), (9080, 23216), (11608, 18160), (14510, 14528)]