1550861460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{419}}^1\times {\mathrm{20563}}^1$

素因数の和:20997

約数の個数: 72

約数和(自身を含む): 4715736480

約数和(自身を除く): 3164875020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 419, 838, 1257, 1676, 2095, 2514, 3771, 4190, 5028, 6285, 7542, 8380, 12570, 15084, 18855, 20563, 25140, 37710, 41126, 61689, 75420, 82252, 102815, 123378, 185067, 205630, 246756, 308445, 370134, 411260, 616890, 740268, 925335, 1233780, 1850670, 3701340, 8615897, 17231794, 25847691, 34463588, 43079485, 51695382, 77543073, 86158970, 103390764, 129238455, 155086146, 172317940, 258476910, 310172292, 387715365, 516953820, 775430730, 1550861460]

約数ペア:

[(1, 1550861460), (2, 775430730), (3, 516953820), (4, 387715365), (5, 310172292), (6, 258476910), (9, 172317940), (10, 155086146), (12, 129238455), (15, 103390764), (18, 86158970), (20, 77543073), (30, 51695382), (36, 43079485), (45, 34463588), (60, 25847691), (90, 17231794), (180, 8615897), (419, 3701340), (838, 1850670), (1257, 1233780), (1676, 925335), (2095, 740268), (2514, 616890), (3771, 411260), (4190, 370134), (5028, 308445), (6285, 246756), (7542, 205630), (8380, 185067), (12570, 123378), (15084, 102815), (18855, 82252), (20563, 75420), (25140, 61689), (37710, 41126)]