255205008

素因数分解:

$2^4\times 3^2\times {\mathrm{89}}^1\times {\mathrm{19913}}^1$

素因数の和:20016

約数の個数: 60

約数和(自身を含む): 722280780

約数和(自身を除く): 467075772

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 89, 144, 178, 267, 356, 534, 712, 801, 1068, 1424, 1602, 2136, 3204, 4272, 6408, 12816, 19913, 39826, 59739, 79652, 119478, 159304, 179217, 238956, 318608, 358434, 477912, 716868, 955824, 1433736, 1772257, 2867472, 3544514, 5316771, 7089028, 10633542, 14178056, 15950313, 21267084, 28356112, 31900626, 42534168, 63801252, 85068336, 127602504, 255205008]

約数ペア:

[(1, 255205008), (2, 127602504), (3, 85068336), (4, 63801252), (6, 42534168), (8, 31900626), (9, 28356112), (12, 21267084), (16, 15950313), (18, 14178056), (24, 10633542), (36, 7089028), (48, 5316771), (72, 3544514), (89, 2867472), (144, 1772257), (178, 1433736), (267, 955824), (356, 716868), (534, 477912), (712, 358434), (801, 318608), (1068, 238956), (1424, 179217), (1602, 159304), (2136, 119478), (3204, 79652), (4272, 59739), (6408, 39826), (12816, 19913)]