251660472

素因数分解:

$2^3\times 3^1\times 7^3\times {\mathrm{19}}^1\times {\mathrm{1609}}^1$

素因数の和:1658

約数の個数: 128

約数和(自身を含む): 772800000

約数和(自身を除く): 521139528

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 19, 21, 24, 28, 38, 42, 49, 56, 57, 76, 84, 98, 114, 133, 147, 152, 168, 196, 228, 266, 294, 343, 392, 399, 456, 532, 588, 686, 798, 931, 1029, 1064, 1176, 1372, 1596, 1609, 1862, 2058, 2744, 2793, 3192, 3218, 3724, 4116, 4827, 5586, 6436, 6517, 7448, 8232, 9654, 11172, 11263, 12872, 13034, 19308, 19551, 22344, 22526, 26068, 30571, 33789, 38616, 39102, 45052, 52136, 61142, 67578, 78204, 78841, 90104, 91713, 122284, 135156, 156408, 157682, 183426, 213997, 236523, 244568, 270312, 315364, 366852, 427994, 473046, 551887, 630728, 641991, 733704, 855988, 946092, 1103774, 1283982, 1497979, 1655661, 1711976, 1892184, 2207548, 2567964, 2995958, 3311322, 4415096, 4493937, 5135928, 5991916, 6622644, 8987874, 10485853, 11983832, 13245288, 17975748, 20971706, 31457559, 35951496, 41943412, 62915118, 83886824, 125830236, 251660472]

約数ペア:

[(1, 251660472), (2, 125830236), (3, 83886824), (4, 62915118), (6, 41943412), (7, 35951496), (8, 31457559), (12, 20971706), (14, 17975748), (19, 13245288), (21, 11983832), (24, 10485853), (28, 8987874), (38, 6622644), (42, 5991916), (49, 5135928), (56, 4493937), (57, 4415096), (76, 3311322), (84, 2995958), (98, 2567964), (114, 2207548), (133, 1892184), (147, 1711976), (152, 1655661), (168, 1497979), (196, 1283982), (228, 1103774), (266, 946092), (294, 855988), (343, 733704), (392, 641991), (399, 630728), (456, 551887), (532, 473046), (588, 427994), (686, 366852), (798, 315364), (931, 270312), (1029, 244568), (1064, 236523), (1176, 213997), (1372, 183426), (1596, 157682), (1609, 156408), (1862, 135156), (2058, 122284), (2744, 91713), (2793, 90104), (3192, 78841), (3218, 78204), (3724, 67578), (4116, 61142), (4827, 52136), (5586, 45052), (6436, 39102), (6517, 38616), (7448, 33789), (8232, 30571), (9654, 26068), (11172, 22526), (11263, 22344), (12872, 19551), (13034, 19308)]