251131968

素因数分解:

$2^6\times 3^3\times {\mathrm{19}}^1\times {\mathrm{7649}}^1$

素因数の和:7689

約数の個数: 112

約数和(自身を含む): 777240000

約数和(自身を除く): 526108032

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 27, 32, 36, 38, 48, 54, 57, 64, 72, 76, 96, 108, 114, 144, 152, 171, 192, 216, 228, 288, 304, 342, 432, 456, 513, 576, 608, 684, 864, 912, 1026, 1216, 1368, 1728, 1824, 2052, 2736, 3648, 4104, 5472, 7649, 8208, 10944, 15298, 16416, 22947, 30596, 32832, 45894, 61192, 68841, 91788, 122384, 137682, 145331, 183576, 206523, 244768, 275364, 290662, 367152, 413046, 435993, 489536, 550728, 581324, 734304, 826092, 871986, 1101456, 1162648, 1307979, 1468608, 1652184, 1743972, 2202912, 2325296, 2615958, 3304368, 3487944, 3923937, 4405824, 4650592, 5231916, 6608736, 6975888, 7847874, 9301184, 10463832, 13217472, 13951776, 15695748, 20927664, 27903552, 31391496, 41855328, 62782992, 83710656, 125565984, 251131968]

約数ペア:

[(1, 251131968), (2, 125565984), (3, 83710656), (4, 62782992), (6, 41855328), (8, 31391496), (9, 27903552), (12, 20927664), (16, 15695748), (18, 13951776), (19, 13217472), (24, 10463832), (27, 9301184), (32, 7847874), (36, 6975888), (38, 6608736), (48, 5231916), (54, 4650592), (57, 4405824), (64, 3923937), (72, 3487944), (76, 3304368), (96, 2615958), (108, 2325296), (114, 2202912), (144, 1743972), (152, 1652184), (171, 1468608), (192, 1307979), (216, 1162648), (228, 1101456), (288, 871986), (304, 826092), (342, 734304), (432, 581324), (456, 550728), (513, 489536), (576, 435993), (608, 413046), (684, 367152), (864, 290662), (912, 275364), (1026, 244768), (1216, 206523), (1368, 183576), (1728, 145331), (1824, 137682), (2052, 122384), (2736, 91788), (3648, 68841), (4104, 61192), (5472, 45894), (7649, 32832), (8208, 30596), (10944, 22947), (15298, 16416)]