90021120

素因数分解:

$2^8\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{197}}^1$

素因数の和:245

約数の個数: 288

約数和(自身を含む): 349671168

約数和(自身を除く): 259650048

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 17, 20, 21, 24, 28, 30, 32, 34, 35, 40, 42, 48, 51, 56, 60, 64, 68, 70, 80, 84, 85, 96, 102, 105, 112, 119, 120, 128, 136, 140, 160, 168, 170, 192, 197, 204, 210, 224, 238, 240, 255, 256, 272, 280, 320, 336, 340, 357, 384, 394, 408, 420, 448, 476, 480, 510, 544, 560, 591, 595, 640, 672, 680, 714, 768, 788, 816, 840, 896, 952, 960, 985, 1020, 1088, 1120, 1182, 1190, 1280, 1344, 1360, 1379, 1428, 1576, 1632, 1680, 1785, 1792, 1904, 1920, 1970, 2040, 2176, 2240, 2364, 2380, 2688, 2720, 2758, 2856, 2955, 3152, 3264, 3349, 3360, 3570, 3808, 3840, 3940, 4080, 4137, 4352, 4480, 4728, 4760, 5376, 5440, 5516, 5712, 5910, 6304, 6528, 6698, 6720, 6895, 7140, 7616, 7880, 8160, 8274, 8960, 9456, 9520, 10047, 10880, 11032, 11424, 11820, 12608, 13056, 13396, 13440, 13790, 14280, 15232, 15760, 16320, 16548, 16745, 18912, 19040, 20094, 20685, 21760, 22064, 22848, 23443, 23640, 25216, 26792, 26880, 27580, 28560, 30464, 31520, 32640, 33096, 33490, 37824, 38080, 40188, 41370, 44128, 45696, 46886, 47280, 50235, 50432, 53584, 55160, 57120, 63040, 65280, 66192, 66980, 70329, 75648, 76160, 80376, 82740, 88256, 91392, 93772, 94560, 100470, 107168, 110320, 114240, 117215, 126080, 132384, 133960, 140658, 151296, 152320, 160752, 165480, 176512, 187544, 189120, 200940, 214336, 220640, 228480, 234430, 252160, 264768, 267920, 281316, 321504, 330960, 351645, 353024, 375088, 378240, 401880, 428672, 441280, 456960, 468860, 529536, 535840, 562632, 643008, 661920, 703290, 750176, 756480, 803760, 857344, 882560, 937720, 1059072, 1071680, 1125264, 1286016, 1323840, 1406580, 1500352, 1607520, 1765120, 1875440, 2143360, 2250528, 2572032, 2647680, 2813160, 3000704, 3215040, 3750880, 4286720, 4501056, 5295360, 5626320, 6001408, 6430080, 7501760, 9002112, 11252640, 12860160, 15003520, 18004224, 22505280, 30007040, 45010560, 90021120]

約数ペア:

[(1, 90021120), (2, 45010560), (3, 30007040), (4, 22505280), (5, 18004224), (6, 15003520), (7, 12860160), (8, 11252640), (10, 9002112), (12, 7501760), (14, 6430080), (15, 6001408), (16, 5626320), (17, 5295360), (20, 4501056), (21, 4286720), (24, 3750880), (28, 3215040), (30, 3000704), (32, 2813160), (34, 2647680), (35, 2572032), (40, 2250528), (42, 2143360), (48, 1875440), (51, 1765120), (56, 1607520), (60, 1500352), (64, 1406580), (68, 1323840), (70, 1286016), (80, 1125264), (84, 1071680), (85, 1059072), (96, 937720), (102, 882560), (105, 857344), (112, 803760), (119, 756480), (120, 750176), (128, 703290), (136, 661920), (140, 643008), (160, 562632), (168, 535840), (170, 529536), (192, 468860), (197, 456960), (204, 441280), (210, 428672), (224, 401880), (238, 378240), (240, 375088), (255, 353024), (256, 351645), (272, 330960), (280, 321504), (320, 281316), (336, 267920), (340, 264768), (357, 252160), (384, 234430), (394, 228480), (408, 220640), (420, 214336), (448, 200940), (476, 189120), (480, 187544), (510, 176512), (544, 165480), (560, 160752), (591, 152320), (595, 151296), (640, 140658), (672, 133960), (680, 132384), (714, 126080), (768, 117215), (788, 114240), (816, 110320), (840, 107168), (896, 100470), (952, 94560), (960, 93772), (985, 91392), (1020, 88256), (1088, 82740), (1120, 80376), (1182, 76160), (1190, 75648), (1280, 70329), (1344, 66980), (1360, 66192), (1379, 65280), (1428, 63040), (1576, 57120), (1632, 55160), (1680, 53584), (1785, 50432), (1792, 50235), (1904, 47280), (1920, 46886), (1970, 45696), (2040, 44128), (2176, 41370), (2240, 40188), (2364, 38080), (2380, 37824), (2688, 33490), (2720, 33096), (2758, 32640), (2856, 31520), (2955, 30464), (3152, 28560), (3264, 27580), (3349, 26880), (3360, 26792), (3570, 25216), (3808, 23640), (3840, 23443), (3940, 22848), (4080, 22064), (4137, 21760), (4352, 20685), (4480, 20094), (4728, 19040), (4760, 18912), (5376, 16745), (5440, 16548), (5516, 16320), (5712, 15760), (5910, 15232), (6304, 14280), (6528, 13790), (6698, 13440), (6720, 13396), (6895, 13056), (7140, 12608), (7616, 11820), (7880, 11424), (8160, 11032), (8274, 10880), (8960, 10047), (9456, 9520)]