20071260

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1$

素因数の和:169

約数の個数: 192

約数和(自身を含む): 70963200

約数和(自身を除く): 50891940

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 27, 30, 31, 33, 36, 44, 45, 54, 55, 60, 62, 66, 90, 93, 99, 108, 109, 110, 124, 132, 135, 155, 165, 180, 186, 198, 218, 220, 270, 279, 297, 310, 327, 330, 341, 372, 396, 436, 465, 495, 540, 545, 558, 594, 620, 654, 660, 682, 837, 930, 981, 990, 1023, 1090, 1116, 1188, 1199, 1308, 1364, 1395, 1485, 1635, 1674, 1705, 1860, 1962, 1980, 2046, 2180, 2398, 2790, 2943, 2970, 3069, 3270, 3348, 3379, 3410, 3597, 3924, 4092, 4185, 4796, 4905, 5115, 5580, 5886, 5940, 5995, 6138, 6540, 6758, 6820, 7194, 8370, 9207, 9810, 10137, 10230, 10791, 11772, 11990, 12276, 13516, 14388, 14715, 15345, 16740, 16895, 17985, 18414, 19620, 20274, 20460, 21582, 23980, 29430, 30411, 30690, 32373, 33790, 35970, 36828, 37169, 40548, 43164, 46035, 50685, 53955, 58860, 60822, 61380, 64746, 67580, 71940, 74338, 91233, 92070, 101370, 107910, 111507, 121644, 129492, 148676, 152055, 161865, 182466, 184140, 185845, 202740, 215820, 223014, 304110, 323730, 334521, 364932, 371690, 446028, 456165, 557535, 608220, 647460, 669042, 743380, 912330, 1003563, 1115070, 1338084, 1672605, 1824660, 2007126, 2230140, 3345210, 4014252, 5017815, 6690420, 10035630, 20071260]

約数ペア:

[(1, 20071260), (2, 10035630), (3, 6690420), (4, 5017815), (5, 4014252), (6, 3345210), (9, 2230140), (10, 2007126), (11, 1824660), (12, 1672605), (15, 1338084), (18, 1115070), (20, 1003563), (22, 912330), (27, 743380), (30, 669042), (31, 647460), (33, 608220), (36, 557535), (44, 456165), (45, 446028), (54, 371690), (55, 364932), (60, 334521), (62, 323730), (66, 304110), (90, 223014), (93, 215820), (99, 202740), (108, 185845), (109, 184140), (110, 182466), (124, 161865), (132, 152055), (135, 148676), (155, 129492), (165, 121644), (180, 111507), (186, 107910), (198, 101370), (218, 92070), (220, 91233), (270, 74338), (279, 71940), (297, 67580), (310, 64746), (327, 61380), (330, 60822), (341, 58860), (372, 53955), (396, 50685), (436, 46035), (465, 43164), (495, 40548), (540, 37169), (545, 36828), (558, 35970), (594, 33790), (620, 32373), (654, 30690), (660, 30411), (682, 29430), (837, 23980), (930, 21582), (981, 20460), (990, 20274), (1023, 19620), (1090, 18414), (1116, 17985), (1188, 16895), (1199, 16740), (1308, 15345), (1364, 14715), (1395, 14388), (1485, 13516), (1635, 12276), (1674, 11990), (1705, 11772), (1860, 10791), (1962, 10230), (1980, 10137), (2046, 9810), (2180, 9207), (2398, 8370), (2790, 7194), (2943, 6820), (2970, 6758), (3069, 6540), (3270, 6138), (3348, 5995), (3379, 5940), (3410, 5886), (3597, 5580), (3924, 5115), (4092, 4905), (4185, 4796)]