251663664

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{499}}^1$

素因数の和:615

約数の個数: 160

約数和(自身を含む): 793600000

約数和(自身を除く): 541936336

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 19, 21, 24, 28, 38, 42, 48, 56, 57, 76, 79, 84, 112, 114, 133, 152, 158, 168, 228, 237, 266, 304, 316, 336, 399, 456, 474, 499, 532, 553, 632, 798, 912, 948, 998, 1064, 1106, 1264, 1497, 1501, 1596, 1659, 1896, 1996, 2128, 2212, 2994, 3002, 3192, 3318, 3493, 3792, 3992, 4424, 4503, 5988, 6004, 6384, 6636, 6986, 7984, 8848, 9006, 9481, 10479, 10507, 11976, 12008, 13272, 13972, 18012, 18962, 20958, 21014, 23952, 24016, 26544, 27944, 28443, 31521, 36024, 37924, 39421, 41916, 42028, 55888, 56886, 63042, 66367, 72048, 75848, 78842, 83832, 84056, 113772, 118263, 126084, 132734, 151696, 157684, 167664, 168112, 199101, 227544, 236526, 252168, 265468, 275947, 315368, 398202, 455088, 473052, 504336, 530936, 551894, 630736, 748999, 796404, 827841, 946104, 1061872, 1103788, 1497998, 1592808, 1655682, 1892208, 2207576, 2246997, 2995996, 3185616, 3311364, 4415152, 4493994, 5242993, 5991992, 6622728, 8987988, 10485986, 11983984, 13245456, 15728979, 17975976, 20971972, 31457958, 35951952, 41943944, 62915916, 83887888, 125831832, 251663664]

約数ペア:

[(1, 251663664), (2, 125831832), (3, 83887888), (4, 62915916), (6, 41943944), (7, 35951952), (8, 31457958), (12, 20971972), (14, 17975976), (16, 15728979), (19, 13245456), (21, 11983984), (24, 10485986), (28, 8987988), (38, 6622728), (42, 5991992), (48, 5242993), (56, 4493994), (57, 4415152), (76, 3311364), (79, 3185616), (84, 2995996), (112, 2246997), (114, 2207576), (133, 1892208), (152, 1655682), (158, 1592808), (168, 1497998), (228, 1103788), (237, 1061872), (266, 946104), (304, 827841), (316, 796404), (336, 748999), (399, 630736), (456, 551894), (474, 530936), (499, 504336), (532, 473052), (553, 455088), (632, 398202), (798, 315368), (912, 275947), (948, 265468), (998, 252168), (1064, 236526), (1106, 227544), (1264, 199101), (1497, 168112), (1501, 167664), (1596, 157684), (1659, 151696), (1896, 132734), (1996, 126084), (2128, 118263), (2212, 113772), (2994, 84056), (3002, 83832), (3192, 78842), (3318, 75848), (3493, 72048), (3792, 66367), (3992, 63042), (4424, 56886), (4503, 55888), (5988, 42028), (6004, 41916), (6384, 39421), (6636, 37924), (6986, 36024), (7984, 31521), (8848, 28443), (9006, 27944), (9481, 26544), (10479, 24016), (10507, 23952), (11976, 21014), (12008, 20958), (13272, 18962), (13972, 18012)]