268576880

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1381}}^1$

素因数の和:1435

約数の個数: 160

約数和(自身を含む): 777325248

約数和(自身を除く): 508748368

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 17, 20, 22, 26, 34, 40, 44, 52, 55, 65, 68, 80, 85, 88, 104, 110, 130, 136, 143, 170, 176, 187, 208, 220, 221, 260, 272, 286, 340, 374, 440, 442, 520, 572, 680, 715, 748, 880, 884, 935, 1040, 1105, 1144, 1360, 1381, 1430, 1496, 1768, 1870, 2210, 2288, 2431, 2762, 2860, 2992, 3536, 3740, 4420, 4862, 5524, 5720, 6905, 7480, 8840, 9724, 11048, 11440, 12155, 13810, 14960, 15191, 17680, 17953, 19448, 22096, 23477, 24310, 27620, 30382, 35906, 38896, 46954, 48620, 55240, 60764, 71812, 75955, 89765, 93908, 97240, 110480, 117385, 121528, 143624, 151910, 179530, 187816, 194480, 197483, 234770, 243056, 258247, 287248, 303820, 305201, 359060, 375632, 394966, 469540, 516494, 607640, 610402, 718120, 789932, 939080, 987415, 1032988, 1215280, 1220804, 1291235, 1436240, 1526005, 1579864, 1878160, 1974830, 2065976, 2441608, 2582470, 3052010, 3159728, 3357211, 3949660, 4131952, 4883216, 5164940, 6104020, 6714422, 7899320, 10329880, 12208040, 13428844, 15798640, 16786055, 20659760, 24416080, 26857688, 33572110, 53715376, 67144220, 134288440, 268576880]

約数ペア:

[(1, 268576880), (2, 134288440), (4, 67144220), (5, 53715376), (8, 33572110), (10, 26857688), (11, 24416080), (13, 20659760), (16, 16786055), (17, 15798640), (20, 13428844), (22, 12208040), (26, 10329880), (34, 7899320), (40, 6714422), (44, 6104020), (52, 5164940), (55, 4883216), (65, 4131952), (68, 3949660), (80, 3357211), (85, 3159728), (88, 3052010), (104, 2582470), (110, 2441608), (130, 2065976), (136, 1974830), (143, 1878160), (170, 1579864), (176, 1526005), (187, 1436240), (208, 1291235), (220, 1220804), (221, 1215280), (260, 1032988), (272, 987415), (286, 939080), (340, 789932), (374, 718120), (440, 610402), (442, 607640), (520, 516494), (572, 469540), (680, 394966), (715, 375632), (748, 359060), (880, 305201), (884, 303820), (935, 287248), (1040, 258247), (1105, 243056), (1144, 234770), (1360, 197483), (1381, 194480), (1430, 187816), (1496, 179530), (1768, 151910), (1870, 143624), (2210, 121528), (2288, 117385), (2431, 110480), (2762, 97240), (2860, 93908), (2992, 89765), (3536, 75955), (3740, 71812), (4420, 60764), (4862, 55240), (5524, 48620), (5720, 46954), (6905, 38896), (7480, 35906), (8840, 30382), (9724, 27620), (11048, 24310), (11440, 23477), (12155, 22096), (13810, 19448), (14960, 17953), (15191, 17680)]