1285381680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{21169}}^1$

素因数の和:21219

約数の個数: 160

約数和(自身を含む): 4536138240

約数和(自身を除く): 3250756560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 23, 24, 30, 33, 40, 44, 46, 48, 55, 60, 66, 69, 80, 88, 92, 110, 115, 120, 132, 138, 165, 176, 184, 220, 230, 240, 253, 264, 276, 330, 345, 368, 440, 460, 506, 528, 552, 660, 690, 759, 880, 920, 1012, 1104, 1265, 1320, 1380, 1518, 1840, 2024, 2530, 2640, 2760, 3036, 3795, 4048, 5060, 5520, 6072, 7590, 10120, 12144, 15180, 20240, 21169, 30360, 42338, 60720, 63507, 84676, 105845, 127014, 169352, 211690, 232859, 254028, 317535, 338704, 423380, 465718, 486887, 508056, 635070, 698577, 846760, 931436, 973774, 1016112, 1164295, 1270140, 1397154, 1460661, 1693520, 1862872, 1947548, 2328590, 2434435, 2540280, 2794308, 2921322, 3492885, 3725744, 3895096, 4657180, 4868870, 5080560, 5355757, 5588616, 5842644, 6985770, 7303305, 7790192, 9314360, 9737740, 10711514, 11177232, 11685288, 13971540, 14606610, 16067271, 18628720, 19475480, 21423028, 23370576, 26778785, 27943080, 29213220, 32134542, 38950960, 42846056, 53557570, 55886160, 58426440, 64269084, 80336355, 85692112, 107115140, 116852880, 128538168, 160672710, 214230280, 257076336, 321345420, 428460560, 642690840, 1285381680]

約数ペア:

[(1, 1285381680), (2, 642690840), (3, 428460560), (4, 321345420), (5, 257076336), (6, 214230280), (8, 160672710), (10, 128538168), (11, 116852880), (12, 107115140), (15, 85692112), (16, 80336355), (20, 64269084), (22, 58426440), (23, 55886160), (24, 53557570), (30, 42846056), (33, 38950960), (40, 32134542), (44, 29213220), (46, 27943080), (48, 26778785), (55, 23370576), (60, 21423028), (66, 19475480), (69, 18628720), (80, 16067271), (88, 14606610), (92, 13971540), (110, 11685288), (115, 11177232), (120, 10711514), (132, 9737740), (138, 9314360), (165, 7790192), (176, 7303305), (184, 6985770), (220, 5842644), (230, 5588616), (240, 5355757), (253, 5080560), (264, 4868870), (276, 4657180), (330, 3895096), (345, 3725744), (368, 3492885), (440, 2921322), (460, 2794308), (506, 2540280), (528, 2434435), (552, 2328590), (660, 1947548), (690, 1862872), (759, 1693520), (880, 1460661), (920, 1397154), (1012, 1270140), (1104, 1164295), (1265, 1016112), (1320, 973774), (1380, 931436), (1518, 846760), (1840, 698577), (2024, 635070), (2530, 508056), (2640, 486887), (2760, 465718), (3036, 423380), (3795, 338704), (4048, 317535), (5060, 254028), (5520, 232859), (6072, 211690), (7590, 169352), (10120, 127014), (12144, 105845), (15180, 84676), (20240, 63507), (21169, 60720), (30360, 42338)]