31339440

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1319}}^1$

素因数の和:1352

約数の個数: 160

約数和(自身を含む): 117849600

約数和(自身を除く): 86510160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 27, 30, 33, 36, 40, 44, 45, 48, 54, 55, 60, 66, 72, 80, 88, 90, 99, 108, 110, 120, 132, 135, 144, 165, 176, 180, 198, 216, 220, 240, 264, 270, 297, 330, 360, 396, 432, 440, 495, 528, 540, 594, 660, 720, 792, 880, 990, 1080, 1188, 1319, 1320, 1485, 1584, 1980, 2160, 2376, 2638, 2640, 2970, 3957, 3960, 4752, 5276, 5940, 6595, 7914, 7920, 10552, 11871, 11880, 13190, 14509, 15828, 19785, 21104, 23742, 23760, 26380, 29018, 31656, 35613, 39570, 43527, 47484, 52760, 58036, 59355, 63312, 71226, 72545, 79140, 87054, 94968, 105520, 116072, 118710, 130581, 142452, 145090, 158280, 174108, 178065, 189936, 217635, 232144, 237420, 261162, 284904, 290180, 316560, 348216, 356130, 391743, 435270, 474840, 522324, 569808, 580360, 652905, 696432, 712260, 783486, 870540, 949680, 1044648, 1160720, 1305810, 1424520, 1566972, 1741080, 1958715, 2089296, 2611620, 2849040, 3133944, 3482160, 3917430, 5223240, 6267888, 7834860, 10446480, 15669720, 31339440]

約数ペア:

[(1, 31339440), (2, 15669720), (3, 10446480), (4, 7834860), (5, 6267888), (6, 5223240), (8, 3917430), (9, 3482160), (10, 3133944), (11, 2849040), (12, 2611620), (15, 2089296), (16, 1958715), (18, 1741080), (20, 1566972), (22, 1424520), (24, 1305810), (27, 1160720), (30, 1044648), (33, 949680), (36, 870540), (40, 783486), (44, 712260), (45, 696432), (48, 652905), (54, 580360), (55, 569808), (60, 522324), (66, 474840), (72, 435270), (80, 391743), (88, 356130), (90, 348216), (99, 316560), (108, 290180), (110, 284904), (120, 261162), (132, 237420), (135, 232144), (144, 217635), (165, 189936), (176, 178065), (180, 174108), (198, 158280), (216, 145090), (220, 142452), (240, 130581), (264, 118710), (270, 116072), (297, 105520), (330, 94968), (360, 87054), (396, 79140), (432, 72545), (440, 71226), (495, 63312), (528, 59355), (540, 58036), (594, 52760), (660, 47484), (720, 43527), (792, 39570), (880, 35613), (990, 31656), (1080, 29018), (1188, 26380), (1319, 23760), (1320, 23742), (1485, 21104), (1584, 19785), (1980, 15828), (2160, 14509), (2376, 13190), (2638, 11880), (2640, 11871), (2970, 10552), (3957, 7920), (3960, 7914), (4752, 6595), (5276, 5940)]