256209888

素因数分解:

$2^5\times 3^1\times {\mathrm{11}}^1\times {\mathrm{331}}^1\times {\mathrm{733}}^1$

素因数の和:1088

約数の個数: 96

約数和(自身を含む): 736912512

約数和(自身を除く): 480702624

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 32, 33, 44, 48, 66, 88, 96, 132, 176, 264, 331, 352, 528, 662, 733, 993, 1056, 1324, 1466, 1986, 2199, 2648, 2932, 3641, 3972, 4398, 5296, 5864, 7282, 7944, 8063, 8796, 10592, 10923, 11728, 14564, 15888, 16126, 17592, 21846, 23456, 24189, 29128, 31776, 32252, 35184, 43692, 48378, 58256, 64504, 70368, 87384, 96756, 116512, 129008, 174768, 193512, 242623, 258016, 349536, 387024, 485246, 727869, 774048, 970492, 1455738, 1940984, 2668853, 2911476, 3881968, 5337706, 5822952, 7763936, 8006559, 10675412, 11645904, 16013118, 21350824, 23291808, 32026236, 42701648, 64052472, 85403296, 128104944, 256209888]

約数ペア:

[(1, 256209888), (2, 128104944), (3, 85403296), (4, 64052472), (6, 42701648), (8, 32026236), (11, 23291808), (12, 21350824), (16, 16013118), (22, 11645904), (24, 10675412), (32, 8006559), (33, 7763936), (44, 5822952), (48, 5337706), (66, 3881968), (88, 2911476), (96, 2668853), (132, 1940984), (176, 1455738), (264, 970492), (331, 774048), (352, 727869), (528, 485246), (662, 387024), (733, 349536), (993, 258016), (1056, 242623), (1324, 193512), (1466, 174768), (1986, 129008), (2199, 116512), (2648, 96756), (2932, 87384), (3641, 70368), (3972, 64504), (4398, 58256), (5296, 48378), (5864, 43692), (7282, 35184), (7944, 32252), (8063, 31776), (8796, 29128), (10592, 24189), (10923, 23456), (11728, 21846), (14564, 17592), (15888, 16126)]