291330807020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{373}}^1\times {\mathrm{322747}}^1$

素因数の和:323151

約数の個数: 72

約数和(自身を含む): 674273502672

約数和(自身を除く): 382942695652

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 373, 484, 605, 746, 1210, 1492, 1865, 2420, 3730, 4103, 7460, 8206, 16412, 20515, 41030, 45133, 82060, 90266, 180532, 225665, 322747, 451330, 645494, 902660, 1290988, 1613735, 3227470, 3550217, 6454940, 7100434, 14200868, 17751085, 35502170, 39052387, 71004340, 78104774, 120384631, 156209548, 195261935, 240769262, 390523870, 481538524, 601923155, 781047740, 1203846310, 1324230941, 2407692620, 2648461882, 5296923764, 6621154705, 13242309410, 14566540351, 26484618820, 29133080702, 58266161404, 72832701755, 145665403510, 291330807020]

約数ペア:

[(1, 291330807020), (2, 145665403510), (4, 72832701755), (5, 58266161404), (10, 29133080702), (11, 26484618820), (20, 14566540351), (22, 13242309410), (44, 6621154705), (55, 5296923764), (110, 2648461882), (121, 2407692620), (220, 1324230941), (242, 1203846310), (373, 781047740), (484, 601923155), (605, 481538524), (746, 390523870), (1210, 240769262), (1492, 195261935), (1865, 156209548), (2420, 120384631), (3730, 78104774), (4103, 71004340), (7460, 39052387), (8206, 35502170), (16412, 17751085), (20515, 14200868), (41030, 7100434), (45133, 6454940), (82060, 3550217), (90266, 3227470), (180532, 1613735), (225665, 1290988), (322747, 902660), (451330, 645494)]