80721168

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{23}}^2$

素因数の和:102

約数の個数: 180

約数和(自身を含む): 252619248

約数和(自身を除く): 171898080

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 17, 22, 23, 24, 33, 34, 44, 46, 48, 51, 66, 68, 69, 88, 92, 102, 132, 136, 138, 176, 184, 187, 204, 253, 264, 272, 276, 289, 368, 374, 391, 408, 506, 528, 529, 552, 561, 578, 748, 759, 782, 816, 867, 1012, 1058, 1104, 1122, 1156, 1173, 1496, 1518, 1564, 1587, 1734, 2024, 2116, 2244, 2312, 2346, 2992, 3036, 3128, 3174, 3179, 3468, 4048, 4232, 4301, 4488, 4624, 4692, 5819, 6072, 6256, 6348, 6358, 6647, 6936, 8464, 8602, 8976, 8993, 9384, 9537, 11638, 12144, 12696, 12716, 12903, 13294, 13872, 17204, 17457, 17986, 18768, 19074, 19941, 23276, 25392, 25432, 25806, 26588, 26979, 34408, 34914, 35972, 38148, 39882, 46552, 50864, 51612, 53176, 53958, 68816, 69828, 71944, 73117, 76296, 79764, 93104, 98923, 103224, 106352, 107916, 139656, 143888, 146234, 152592, 152881, 159528, 197846, 206448, 215832, 219351, 279312, 292468, 296769, 305762, 319056, 395692, 431664, 438702, 458643, 584936, 593538, 611524, 791384, 877404, 917286, 1169872, 1187076, 1223048, 1582768, 1681691, 1754808, 1834572, 2374152, 2446096, 3363382, 3509616, 3669144, 4748304, 5045073, 6726764, 7338288, 10090146, 13453528, 20180292, 26907056, 40360584, 80721168]

約数ペア:

[(1, 80721168), (2, 40360584), (3, 26907056), (4, 20180292), (6, 13453528), (8, 10090146), (11, 7338288), (12, 6726764), (16, 5045073), (17, 4748304), (22, 3669144), (23, 3509616), (24, 3363382), (33, 2446096), (34, 2374152), (44, 1834572), (46, 1754808), (48, 1681691), (51, 1582768), (66, 1223048), (68, 1187076), (69, 1169872), (88, 917286), (92, 877404), (102, 791384), (132, 611524), (136, 593538), (138, 584936), (176, 458643), (184, 438702), (187, 431664), (204, 395692), (253, 319056), (264, 305762), (272, 296769), (276, 292468), (289, 279312), (368, 219351), (374, 215832), (391, 206448), (408, 197846), (506, 159528), (528, 152881), (529, 152592), (552, 146234), (561, 143888), (578, 139656), (748, 107916), (759, 106352), (782, 103224), (816, 98923), (867, 93104), (1012, 79764), (1058, 76296), (1104, 73117), (1122, 71944), (1156, 69828), (1173, 68816), (1496, 53958), (1518, 53176), (1564, 51612), (1587, 50864), (1734, 46552), (2024, 39882), (2116, 38148), (2244, 35972), (2312, 34914), (2346, 34408), (2992, 26979), (3036, 26588), (3128, 25806), (3174, 25432), (3179, 25392), (3468, 23276), (4048, 19941), (4232, 19074), (4301, 18768), (4488, 17986), (4624, 17457), (4692, 17204), (5819, 13872), (6072, 13294), (6256, 12903), (6348, 12716), (6358, 12696), (6647, 12144), (6936, 11638), (8464, 9537), (8602, 9384), (8976, 8993)]