257485536

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{683}}^1$

素因数の和:734

約数の個数: 288

約数和(自身を含む): 968018688

約数和(自身を除く): 710533152

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 11, 12, 14, 16, 17, 18, 21, 22, 24, 28, 32, 33, 34, 36, 42, 44, 48, 51, 56, 63, 66, 68, 72, 77, 84, 88, 96, 99, 102, 112, 119, 126, 132, 136, 144, 153, 154, 168, 176, 187, 198, 204, 224, 231, 238, 252, 264, 272, 288, 306, 308, 336, 352, 357, 374, 396, 408, 462, 476, 504, 528, 544, 561, 612, 616, 672, 683, 693, 714, 748, 792, 816, 924, 952, 1008, 1056, 1071, 1122, 1224, 1232, 1309, 1366, 1386, 1428, 1496, 1584, 1632, 1683, 1848, 1904, 2016, 2049, 2142, 2244, 2448, 2464, 2618, 2732, 2772, 2856, 2992, 3168, 3366, 3696, 3808, 3927, 4098, 4284, 4488, 4781, 4896, 5236, 5464, 5544, 5712, 5984, 6147, 6732, 7392, 7513, 7854, 8196, 8568, 8976, 9562, 10472, 10928, 11088, 11424, 11611, 11781, 12294, 13464, 14343, 15026, 15708, 16392, 17136, 17952, 19124, 20944, 21856, 22176, 22539, 23222, 23562, 24588, 26928, 28686, 30052, 31416, 32784, 34272, 34833, 38248, 41888, 43029, 45078, 46444, 47124, 49176, 52591, 53856, 57372, 60104, 62832, 65568, 67617, 69666, 76496, 81277, 86058, 90156, 92888, 94248, 98352, 104499, 105182, 114744, 120208, 125664, 127721, 135234, 139332, 152992, 157773, 162554, 172116, 180312, 185776, 188496, 196704, 208998, 210364, 229488, 240416, 243831, 255442, 270468, 278664, 315546, 325108, 344232, 360624, 371552, 376992, 383163, 417996, 420728, 458976, 473319, 487662, 510884, 540936, 557328, 631092, 650216, 688464, 721248, 731493, 766326, 835992, 841456, 894047, 946638, 975324, 1021768, 1081872, 1114656, 1149489, 1262184, 1300432, 1376928, 1462986, 1532652, 1671984, 1682912, 1788094, 1893276, 1950648, 2043536, 2163744, 2298978, 2524368, 2600864, 2682141, 2925972, 3065304, 3343968, 3576188, 3786552, 3901296, 4087072, 4597956, 5048736, 5364282, 5851944, 6130608, 7152376, 7573104, 7802592, 8046423, 9195912, 10728564, 11703888, 12261216, 14304752, 15146208, 16092846, 18391824, 21457128, 23407776, 28609504, 32185692, 36783648, 42914256, 64371384, 85828512, 128742768, 257485536]

約数ペア:

[(1, 257485536), (2, 128742768), (3, 85828512), (4, 64371384), (6, 42914256), (7, 36783648), (8, 32185692), (9, 28609504), (11, 23407776), (12, 21457128), (14, 18391824), (16, 16092846), (17, 15146208), (18, 14304752), (21, 12261216), (22, 11703888), (24, 10728564), (28, 9195912), (32, 8046423), (33, 7802592), (34, 7573104), (36, 7152376), (42, 6130608), (44, 5851944), (48, 5364282), (51, 5048736), (56, 4597956), (63, 4087072), (66, 3901296), (68, 3786552), (72, 3576188), (77, 3343968), (84, 3065304), (88, 2925972), (96, 2682141), (99, 2600864), (102, 2524368), (112, 2298978), (119, 2163744), (126, 2043536), (132, 1950648), (136, 1893276), (144, 1788094), (153, 1682912), (154, 1671984), (168, 1532652), (176, 1462986), (187, 1376928), (198, 1300432), (204, 1262184), (224, 1149489), (231, 1114656), (238, 1081872), (252, 1021768), (264, 975324), (272, 946638), (288, 894047), (306, 841456), (308, 835992), (336, 766326), (352, 731493), (357, 721248), (374, 688464), (396, 650216), (408, 631092), (462, 557328), (476, 540936), (504, 510884), (528, 487662), (544, 473319), (561, 458976), (612, 420728), (616, 417996), (672, 383163), (683, 376992), (693, 371552), (714, 360624), (748, 344232), (792, 325108), (816, 315546), (924, 278664), (952, 270468), (1008, 255442), (1056, 243831), (1071, 240416), (1122, 229488), (1224, 210364), (1232, 208998), (1309, 196704), (1366, 188496), (1386, 185776), (1428, 180312), (1496, 172116), (1584, 162554), (1632, 157773), (1683, 152992), (1848, 139332), (1904, 135234), (2016, 127721), (2049, 125664), (2142, 120208), (2244, 114744), (2448, 105182), (2464, 104499), (2618, 98352), (2732, 94248), (2772, 92888), (2856, 90156), (2992, 86058), (3168, 81277), (3366, 76496), (3696, 69666), (3808, 67617), (3927, 65568), (4098, 62832), (4284, 60104), (4488, 57372), (4781, 53856), (4896, 52591), (5236, 49176), (5464, 47124), (5544, 46444), (5712, 45078), (5984, 43029), (6147, 41888), (6732, 38248), (7392, 34833), (7513, 34272), (7854, 32784), (8196, 31416), (8568, 30052), (8976, 28686), (9562, 26928), (10472, 24588), (10928, 23562), (11088, 23222), (11424, 22539), (11611, 22176), (11781, 21856), (12294, 20944), (13464, 19124), (14343, 17952), (15026, 17136), (15708, 16392)]