90820980

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{1543}}^1$

素因数の和:1670

約数の個数: 96

約数和(自身を含む): 285331200

約数和(自身を除く): 194510220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 109, 135, 180, 218, 270, 327, 436, 540, 545, 654, 981, 1090, 1308, 1543, 1635, 1962, 2180, 2943, 3086, 3270, 3924, 4629, 4905, 5886, 6172, 6540, 7715, 9258, 9810, 11772, 13887, 14715, 15430, 18516, 19620, 23145, 27774, 29430, 30860, 41661, 46290, 55548, 58860, 69435, 83322, 92580, 138870, 166644, 168187, 208305, 277740, 336374, 416610, 504561, 672748, 833220, 840935, 1009122, 1513683, 1681870, 2018244, 2522805, 3027366, 3363740, 4541049, 5045610, 6054732, 7568415, 9082098, 10091220, 15136830, 18164196, 22705245, 30273660, 45410490, 90820980]

約数ペア:

[(1, 90820980), (2, 45410490), (3, 30273660), (4, 22705245), (5, 18164196), (6, 15136830), (9, 10091220), (10, 9082098), (12, 7568415), (15, 6054732), (18, 5045610), (20, 4541049), (27, 3363740), (30, 3027366), (36, 2522805), (45, 2018244), (54, 1681870), (60, 1513683), (90, 1009122), (108, 840935), (109, 833220), (135, 672748), (180, 504561), (218, 416610), (270, 336374), (327, 277740), (436, 208305), (540, 168187), (545, 166644), (654, 138870), (981, 92580), (1090, 83322), (1308, 69435), (1543, 58860), (1635, 55548), (1962, 46290), (2180, 41661), (2943, 30860), (3086, 29430), (3270, 27774), (3924, 23145), (4629, 19620), (4905, 18516), (5886, 15430), (6172, 14715), (6540, 13887), (7715, 11772), (9258, 9810)]