253443080

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{4397}}^1$

素因数の和:4550

約数の個数: 64

約数和(自身を含む): 626978880

約数和(自身を除く): 373535800

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 131, 220, 262, 440, 524, 655, 1048, 1310, 1441, 2620, 2882, 4397, 5240, 5764, 7205, 8794, 11528, 14410, 17588, 21985, 28820, 35176, 43970, 48367, 57640, 87940, 96734, 175880, 193468, 241835, 386936, 483670, 576007, 967340, 1152014, 1934680, 2304028, 2880035, 4608056, 5760070, 6336077, 11520140, 12672154, 23040280, 25344308, 31680385, 50688616, 63360770, 126721540, 253443080]

約数ペア:

[(1, 253443080), (2, 126721540), (4, 63360770), (5, 50688616), (8, 31680385), (10, 25344308), (11, 23040280), (20, 12672154), (22, 11520140), (40, 6336077), (44, 5760070), (55, 4608056), (88, 2880035), (110, 2304028), (131, 1934680), (220, 1152014), (262, 967340), (440, 576007), (524, 483670), (655, 386936), (1048, 241835), (1310, 193468), (1441, 175880), (2620, 96734), (2882, 87940), (4397, 57640), (5240, 48367), (5764, 43970), (7205, 35176), (8794, 28820), (11528, 21985), (14410, 17588)]