19187520

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1$

素因数の和:133

約数の個数: 224

約数和(自身を含む): 70225920

約数和(自身を除く): 51038400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 23, 24, 30, 32, 33, 40, 44, 46, 48, 55, 60, 64, 66, 69, 79, 80, 88, 92, 96, 110, 115, 120, 132, 138, 158, 160, 165, 176, 184, 192, 220, 230, 237, 240, 253, 264, 276, 316, 320, 330, 345, 352, 368, 395, 440, 460, 474, 480, 506, 528, 552, 632, 660, 690, 704, 736, 759, 790, 869, 880, 920, 948, 960, 1012, 1056, 1104, 1185, 1264, 1265, 1320, 1380, 1472, 1518, 1580, 1738, 1760, 1817, 1840, 1896, 2024, 2112, 2208, 2370, 2528, 2530, 2607, 2640, 2760, 3036, 3160, 3476, 3520, 3634, 3680, 3792, 3795, 4048, 4345, 4416, 4740, 5056, 5060, 5214, 5280, 5451, 5520, 6072, 6320, 6952, 7268, 7360, 7584, 7590, 8096, 8690, 9085, 9480, 10120, 10428, 10560, 10902, 11040, 12144, 12640, 13035, 13904, 14536, 15168, 15180, 16192, 17380, 18170, 18960, 19987, 20240, 20856, 21804, 22080, 24288, 25280, 26070, 27255, 27808, 29072, 30360, 34760, 36340, 37920, 39974, 40480, 41712, 43608, 48576, 52140, 54510, 55616, 58144, 59961, 60720, 69520, 72680, 75840, 79948, 80960, 83424, 87216, 99935, 104280, 109020, 116288, 119922, 121440, 139040, 145360, 159896, 166848, 174432, 199870, 208560, 218040, 239844, 242880, 278080, 290720, 299805, 319792, 348864, 399740, 417120, 436080, 479688, 581440, 599610, 639584, 799480, 834240, 872160, 959376, 1199220, 1279168, 1598960, 1744320, 1918752, 2398440, 3197920, 3837504, 4796880, 6395840, 9593760, 19187520]

約数ペア:

[(1, 19187520), (2, 9593760), (3, 6395840), (4, 4796880), (5, 3837504), (6, 3197920), (8, 2398440), (10, 1918752), (11, 1744320), (12, 1598960), (15, 1279168), (16, 1199220), (20, 959376), (22, 872160), (23, 834240), (24, 799480), (30, 639584), (32, 599610), (33, 581440), (40, 479688), (44, 436080), (46, 417120), (48, 399740), (55, 348864), (60, 319792), (64, 299805), (66, 290720), (69, 278080), (79, 242880), (80, 239844), (88, 218040), (92, 208560), (96, 199870), (110, 174432), (115, 166848), (120, 159896), (132, 145360), (138, 139040), (158, 121440), (160, 119922), (165, 116288), (176, 109020), (184, 104280), (192, 99935), (220, 87216), (230, 83424), (237, 80960), (240, 79948), (253, 75840), (264, 72680), (276, 69520), (316, 60720), (320, 59961), (330, 58144), (345, 55616), (352, 54510), (368, 52140), (395, 48576), (440, 43608), (460, 41712), (474, 40480), (480, 39974), (506, 37920), (528, 36340), (552, 34760), (632, 30360), (660, 29072), (690, 27808), (704, 27255), (736, 26070), (759, 25280), (790, 24288), (869, 22080), (880, 21804), (920, 20856), (948, 20240), (960, 19987), (1012, 18960), (1056, 18170), (1104, 17380), (1185, 16192), (1264, 15180), (1265, 15168), (1320, 14536), (1380, 13904), (1472, 13035), (1518, 12640), (1580, 12144), (1738, 11040), (1760, 10902), (1817, 10560), (1840, 10428), (1896, 10120), (2024, 9480), (2112, 9085), (2208, 8690), (2370, 8096), (2528, 7590), (2530, 7584), (2607, 7360), (2640, 7268), (2760, 6952), (3036, 6320), (3160, 6072), (3476, 5520), (3520, 5451), (3634, 5280), (3680, 5214), (3792, 5060), (3795, 5056), (4048, 4740), (4345, 4416)]