259825280

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{167}}^1$

素因数の和:227

約数の個数: 256

約数和(自身を含む): 777288960

約数和(自身を除く): 517463680

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 17, 20, 22, 26, 32, 34, 40, 44, 52, 55, 64, 65, 68, 80, 85, 88, 104, 110, 128, 130, 136, 143, 160, 167, 170, 176, 187, 208, 220, 221, 260, 272, 286, 320, 334, 340, 352, 374, 416, 440, 442, 520, 544, 572, 640, 668, 680, 704, 715, 748, 832, 835, 880, 884, 935, 1040, 1088, 1105, 1144, 1336, 1360, 1408, 1430, 1496, 1664, 1670, 1760, 1768, 1837, 1870, 2080, 2171, 2176, 2210, 2288, 2431, 2672, 2720, 2839, 2860, 2992, 3340, 3520, 3536, 3674, 3740, 4160, 4342, 4420, 4576, 4862, 5344, 5440, 5678, 5720, 5984, 6680, 7040, 7072, 7348, 7480, 8320, 8684, 8840, 9152, 9185, 9724, 10688, 10855, 10880, 11356, 11440, 11968, 12155, 13360, 14144, 14195, 14696, 14960, 17368, 17680, 18304, 18370, 19448, 21376, 21710, 22712, 22880, 23881, 23936, 24310, 26720, 28288, 28390, 29392, 29920, 31229, 34736, 35360, 36740, 36907, 38896, 43420, 45424, 45760, 47762, 48620, 53440, 56780, 58784, 59840, 62458, 69472, 70720, 73480, 73814, 77792, 86840, 90848, 91520, 95524, 97240, 106880, 113560, 117568, 119405, 119680, 124916, 138944, 141440, 146960, 147628, 155584, 156145, 173680, 181696, 184535, 191048, 194480, 227120, 235136, 238810, 249832, 277888, 293920, 295256, 311168, 312290, 347360, 363392, 369070, 382096, 388960, 405977, 454240, 477620, 499664, 587840, 590512, 624580, 694720, 738140, 764192, 777920, 811954, 908480, 955240, 999328, 1175680, 1181024, 1249160, 1389440, 1476280, 1528384, 1555840, 1623908, 1816960, 1910480, 1998656, 2029885, 2362048, 2498320, 2952560, 3056768, 3247816, 3820960, 3997312, 4059770, 4724096, 4996640, 5905120, 6495632, 7641920, 8119540, 9993280, 11810240, 12991264, 15283840, 16239080, 19986560, 23620480, 25982528, 32478160, 51965056, 64956320, 129912640, 259825280]

約数ペア:

[(1, 259825280), (2, 129912640), (4, 64956320), (5, 51965056), (8, 32478160), (10, 25982528), (11, 23620480), (13, 19986560), (16, 16239080), (17, 15283840), (20, 12991264), (22, 11810240), (26, 9993280), (32, 8119540), (34, 7641920), (40, 6495632), (44, 5905120), (52, 4996640), (55, 4724096), (64, 4059770), (65, 3997312), (68, 3820960), (80, 3247816), (85, 3056768), (88, 2952560), (104, 2498320), (110, 2362048), (128, 2029885), (130, 1998656), (136, 1910480), (143, 1816960), (160, 1623908), (167, 1555840), (170, 1528384), (176, 1476280), (187, 1389440), (208, 1249160), (220, 1181024), (221, 1175680), (260, 999328), (272, 955240), (286, 908480), (320, 811954), (334, 777920), (340, 764192), (352, 738140), (374, 694720), (416, 624580), (440, 590512), (442, 587840), (520, 499664), (544, 477620), (572, 454240), (640, 405977), (668, 388960), (680, 382096), (704, 369070), (715, 363392), (748, 347360), (832, 312290), (835, 311168), (880, 295256), (884, 293920), (935, 277888), (1040, 249832), (1088, 238810), (1105, 235136), (1144, 227120), (1336, 194480), (1360, 191048), (1408, 184535), (1430, 181696), (1496, 173680), (1664, 156145), (1670, 155584), (1760, 147628), (1768, 146960), (1837, 141440), (1870, 138944), (2080, 124916), (2171, 119680), (2176, 119405), (2210, 117568), (2288, 113560), (2431, 106880), (2672, 97240), (2720, 95524), (2839, 91520), (2860, 90848), (2992, 86840), (3340, 77792), (3520, 73814), (3536, 73480), (3674, 70720), (3740, 69472), (4160, 62458), (4342, 59840), (4420, 58784), (4576, 56780), (4862, 53440), (5344, 48620), (5440, 47762), (5678, 45760), (5720, 45424), (5984, 43420), (6680, 38896), (7040, 36907), (7072, 36740), (7348, 35360), (7480, 34736), (8320, 31229), (8684, 29920), (8840, 29392), (9152, 28390), (9185, 28288), (9724, 26720), (10688, 24310), (10855, 23936), (10880, 23881), (11356, 22880), (11440, 22712), (11968, 21710), (12155, 21376), (13360, 19448), (14144, 18370), (14195, 18304), (14696, 17680), (14960, 17368)]