87700140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{44293}}^1$

素因数の和:44319

約数の個数: 72

約数和(自身を含む): 290214288

約数和(自身を除く): 202514148

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, 44293, 88586, 132879, 177172, 221465, 265758, 398637, 442930, 487223, 531516, 664395, 797274, 885860, 974446, 1328790, 1461669, 1594548, 1948892, 1993185, 2436115, 2657580, 2923338, 3986370, 4385007, 4872230, 5846676, 7308345, 7972740, 8770014, 9744460, 14616690, 17540028, 21925035, 29233380, 43850070, 87700140]

約数ペア:

[(1, 87700140), (2, 43850070), (3, 29233380), (4, 21925035), (5, 17540028), (6, 14616690), (9, 9744460), (10, 8770014), (11, 7972740), (12, 7308345), (15, 5846676), (18, 4872230), (20, 4385007), (22, 3986370), (30, 2923338), (33, 2657580), (36, 2436115), (44, 1993185), (45, 1948892), (55, 1594548), (60, 1461669), (66, 1328790), (90, 974446), (99, 885860), (110, 797274), (132, 664395), (165, 531516), (180, 487223), (198, 442930), (220, 398637), (330, 265758), (396, 221465), (495, 177172), (660, 132879), (990, 88586), (1980, 44293)]