87007140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43943}}^1$

素因数の和:43969

約数の個数: 72

約数和(自身を含む): 287921088

約数和(自身を除く): 200913948

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, 43943, 87886, 131829, 175772, 219715, 263658, 395487, 439430, 483373, 527316, 659145, 790974, 878860, 966746, 1318290, 1450119, 1581948, 1933492, 1977435, 2416865, 2636580, 2900238, 3954870, 4350357, 4833730, 5800476, 7250595, 7909740, 8700714, 9667460, 14501190, 17401428, 21751785, 29002380, 43503570, 87007140]

約数ペア:

[(1, 87007140), (2, 43503570), (3, 29002380), (4, 21751785), (5, 17401428), (6, 14501190), (9, 9667460), (10, 8700714), (11, 7909740), (12, 7250595), (15, 5800476), (18, 4833730), (20, 4350357), (22, 3954870), (30, 2900238), (33, 2636580), (36, 2416865), (44, 1977435), (45, 1933492), (55, 1581948), (60, 1450119), (66, 1318290), (90, 966746), (99, 878860), (110, 790974), (132, 659145), (165, 527316), (180, 483373), (198, 439430), (220, 395487), (330, 263658), (396, 219715), (495, 175772), (660, 131829), (990, 87886), (1980, 43943)]