56831940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{28703}}^1$

素因数の和:28729

約数の個数: 72

約数和(自身を含む): 188068608

約数和(自身を除く): 131236668

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1980, 28703, 57406, 86109, 114812, 143515, 172218, 258327, 287030, 315733, 344436, 430545, 516654, 574060, 631466, 861090, 947199, 1033308, 1262932, 1291635, 1578665, 1722180, 1894398, 2583270, 2841597, 3157330, 3788796, 4735995, 5166540, 5683194, 6314660, 9471990, 11366388, 14207985, 18943980, 28415970, 56831940]

約数ペア:

[(1, 56831940), (2, 28415970), (3, 18943980), (4, 14207985), (5, 11366388), (6, 9471990), (9, 6314660), (10, 5683194), (11, 5166540), (12, 4735995), (15, 3788796), (18, 3157330), (20, 2841597), (22, 2583270), (30, 1894398), (33, 1722180), (36, 1578665), (44, 1291635), (45, 1262932), (55, 1033308), (60, 947199), (66, 861090), (90, 631466), (99, 574060), (110, 516654), (132, 430545), (165, 344436), (180, 315733), (198, 287030), (220, 258327), (330, 172218), (396, 143515), (495, 114812), (660, 86109), (990, 57406), (1980, 28703)]