31496640

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1$

素因数の和:179

約数の個数: 224

約数和(自身を含む): 118018560

約数和(自身を除く): 86521920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 43, 48, 56, 60, 64, 70, 80, 84, 86, 96, 105, 109, 112, 120, 129, 140, 160, 168, 172, 192, 210, 215, 218, 224, 240, 258, 280, 301, 320, 327, 336, 344, 420, 430, 436, 448, 480, 516, 545, 560, 602, 645, 654, 672, 688, 763, 840, 860, 872, 903, 960, 1032, 1090, 1120, 1204, 1290, 1308, 1344, 1376, 1505, 1526, 1635, 1680, 1720, 1744, 1806, 2064, 2180, 2240, 2289, 2408, 2580, 2616, 2752, 3010, 3052, 3270, 3360, 3440, 3488, 3612, 3815, 4128, 4360, 4515, 4578, 4687, 4816, 5160, 5232, 6020, 6104, 6540, 6720, 6880, 6976, 7224, 7630, 8256, 8720, 9030, 9156, 9374, 9632, 10320, 10464, 11445, 12040, 12208, 13080, 13760, 14061, 14448, 15260, 17440, 18060, 18312, 18748, 19264, 20640, 20928, 22890, 23435, 24080, 24416, 26160, 28122, 28896, 30520, 32809, 34880, 36120, 36624, 37496, 41280, 45780, 46870, 48160, 48832, 52320, 56244, 57792, 61040, 65618, 70305, 72240, 73248, 74992, 91560, 93740, 96320, 98427, 104640, 112488, 122080, 131236, 140610, 144480, 146496, 149984, 164045, 183120, 187480, 196854, 224976, 244160, 262472, 281220, 288960, 299968, 328090, 366240, 374960, 393708, 449952, 492135, 524944, 562440, 656180, 732480, 749920, 787416, 899904, 984270, 1049888, 1124880, 1312360, 1499840, 1574832, 1968540, 2099776, 2249760, 2624720, 3149664, 3937080, 4499520, 5249440, 6299328, 7874160, 10498880, 15748320, 31496640]

約数ペア:

[(1, 31496640), (2, 15748320), (3, 10498880), (4, 7874160), (5, 6299328), (6, 5249440), (7, 4499520), (8, 3937080), (10, 3149664), (12, 2624720), (14, 2249760), (15, 2099776), (16, 1968540), (20, 1574832), (21, 1499840), (24, 1312360), (28, 1124880), (30, 1049888), (32, 984270), (35, 899904), (40, 787416), (42, 749920), (43, 732480), (48, 656180), (56, 562440), (60, 524944), (64, 492135), (70, 449952), (80, 393708), (84, 374960), (86, 366240), (96, 328090), (105, 299968), (109, 288960), (112, 281220), (120, 262472), (129, 244160), (140, 224976), (160, 196854), (168, 187480), (172, 183120), (192, 164045), (210, 149984), (215, 146496), (218, 144480), (224, 140610), (240, 131236), (258, 122080), (280, 112488), (301, 104640), (320, 98427), (327, 96320), (336, 93740), (344, 91560), (420, 74992), (430, 73248), (436, 72240), (448, 70305), (480, 65618), (516, 61040), (545, 57792), (560, 56244), (602, 52320), (645, 48832), (654, 48160), (672, 46870), (688, 45780), (763, 41280), (840, 37496), (860, 36624), (872, 36120), (903, 34880), (960, 32809), (1032, 30520), (1090, 28896), (1120, 28122), (1204, 26160), (1290, 24416), (1308, 24080), (1344, 23435), (1376, 22890), (1505, 20928), (1526, 20640), (1635, 19264), (1680, 18748), (1720, 18312), (1744, 18060), (1806, 17440), (2064, 15260), (2180, 14448), (2240, 14061), (2289, 13760), (2408, 13080), (2580, 12208), (2616, 12040), (2752, 11445), (3010, 10464), (3052, 10320), (3270, 9632), (3360, 9374), (3440, 9156), (3488, 9030), (3612, 8720), (3815, 8256), (4128, 7630), (4360, 7224), (4515, 6976), (4578, 6880), (4687, 6720), (4816, 6540), (5160, 6104), (5232, 6020)]