20123486550

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{127}}^1\times {\mathrm{223}}^1\times {\mathrm{1579}}^1$

素因数の和:1947

約数の個数: 144

約数和(自身を含む): 54769827840

約数和(自身を除く): 34646341290

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 50, 75, 90, 127, 150, 223, 225, 254, 381, 446, 450, 635, 669, 762, 1115, 1143, 1270, 1338, 1579, 1905, 2007, 2230, 2286, 3158, 3175, 3345, 3810, 4014, 4737, 5575, 5715, 6350, 6690, 7895, 9474, 9525, 10035, 11150, 11430, 14211, 15790, 16725, 19050, 20070, 23685, 28321, 28422, 28575, 33450, 39475, 47370, 50175, 56642, 57150, 71055, 78950, 84963, 100350, 118425, 141605, 142110, 169926, 200533, 236850, 254889, 283210, 352117, 355275, 401066, 424815, 509778, 601599, 704234, 708025, 710550, 849630, 1002665, 1056351, 1203198, 1274445, 1416050, 1760585, 1804797, 2005330, 2112702, 2124075, 2548890, 3007995, 3169053, 3521170, 3609594, 4248150, 5013325, 5281755, 6015990, 6338106, 6372225, 8802925, 9023985, 10026650, 10563510, 12744450, 15039975, 15845265, 17605850, 18047970, 26408775, 30079950, 31690530, 44718859, 45119925, 52817550, 79226325, 89437718, 90239850, 134156577, 158452650, 223594295, 268313154, 402469731, 447188590, 670782885, 804939462, 1117971475, 1341565770, 2012348655, 2235942950, 3353914425, 4024697310, 6707828850, 10061743275, 20123486550]

約数ペア:

[(1, 20123486550), (2, 10061743275), (3, 6707828850), (5, 4024697310), (6, 3353914425), (9, 2235942950), (10, 2012348655), (15, 1341565770), (18, 1117971475), (25, 804939462), (30, 670782885), (45, 447188590), (50, 402469731), (75, 268313154), (90, 223594295), (127, 158452650), (150, 134156577), (223, 90239850), (225, 89437718), (254, 79226325), (381, 52817550), (446, 45119925), (450, 44718859), (635, 31690530), (669, 30079950), (762, 26408775), (1115, 18047970), (1143, 17605850), (1270, 15845265), (1338, 15039975), (1579, 12744450), (1905, 10563510), (2007, 10026650), (2230, 9023985), (2286, 8802925), (3158, 6372225), (3175, 6338106), (3345, 6015990), (3810, 5281755), (4014, 5013325), (4737, 4248150), (5575, 3609594), (5715, 3521170), (6350, 3169053), (6690, 3007995), (7895, 2548890), (9474, 2124075), (9525, 2112702), (10035, 2005330), (11150, 1804797), (11430, 1760585), (14211, 1416050), (15790, 1274445), (16725, 1203198), (19050, 1056351), (20070, 1002665), (23685, 849630), (28321, 710550), (28422, 708025), (28575, 704234), (33450, 601599), (39475, 509778), (47370, 424815), (50175, 401066), (56642, 355275), (57150, 352117), (71055, 283210), (78950, 254889), (84963, 236850), (100350, 200533), (118425, 169926), (141605, 142110)]