581477120

素因数分解:

$2^8\times 5^1\times 7^2\times {\mathrm{73}}^1\times {\mathrm{127}}^1$

素因数の和:235

約数の個数: 216

約数和(自身を含む): 1655345664

約数和(自身を除く): 1073868544

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 73, 80, 98, 112, 127, 128, 140, 146, 160, 196, 224, 245, 254, 256, 280, 292, 320, 365, 392, 448, 490, 508, 511, 560, 584, 635, 640, 730, 784, 889, 896, 980, 1016, 1022, 1120, 1168, 1270, 1280, 1460, 1568, 1778, 1792, 1960, 2032, 2044, 2240, 2336, 2540, 2555, 2920, 3136, 3556, 3577, 3920, 4064, 4088, 4445, 4480, 4672, 5080, 5110, 5840, 6223, 6272, 7112, 7154, 7840, 8128, 8176, 8890, 8960, 9271, 9344, 10160, 10220, 11680, 12446, 12544, 14224, 14308, 15680, 16256, 16352, 17780, 17885, 18542, 18688, 20320, 20440, 23360, 24892, 28448, 28616, 31115, 31360, 32512, 32704, 35560, 35770, 37084, 40640, 40880, 46355, 46720, 49784, 56896, 57232, 62230, 62720, 64897, 65408, 71120, 71540, 74168, 81280, 81760, 92710, 93440, 99568, 113792, 114464, 124460, 129794, 130816, 142240, 143080, 148336, 162560, 163520, 185420, 199136, 227584, 228928, 248920, 259588, 284480, 286160, 296672, 324485, 327040, 370840, 398272, 454279, 457856, 497840, 519176, 568960, 572320, 593344, 648970, 654080, 741680, 796544, 908558, 915712, 995680, 1038352, 1137920, 1144640, 1186688, 1297940, 1483360, 1593088, 1817116, 1991360, 2076704, 2271395, 2289280, 2373376, 2595880, 2966720, 3634232, 3982720, 4153408, 4542790, 4578560, 5191760, 5933440, 7268464, 7965440, 8306816, 9085580, 10383520, 11866880, 14536928, 16613632, 18171160, 20767040, 29073856, 36342320, 41534080, 58147712, 72684640, 83068160, 116295424, 145369280, 290738560, 581477120]

約数ペア:

[(1, 581477120), (2, 290738560), (4, 145369280), (5, 116295424), (7, 83068160), (8, 72684640), (10, 58147712), (14, 41534080), (16, 36342320), (20, 29073856), (28, 20767040), (32, 18171160), (35, 16613632), (40, 14536928), (49, 11866880), (56, 10383520), (64, 9085580), (70, 8306816), (73, 7965440), (80, 7268464), (98, 5933440), (112, 5191760), (127, 4578560), (128, 4542790), (140, 4153408), (146, 3982720), (160, 3634232), (196, 2966720), (224, 2595880), (245, 2373376), (254, 2289280), (256, 2271395), (280, 2076704), (292, 1991360), (320, 1817116), (365, 1593088), (392, 1483360), (448, 1297940), (490, 1186688), (508, 1144640), (511, 1137920), (560, 1038352), (584, 995680), (635, 915712), (640, 908558), (730, 796544), (784, 741680), (889, 654080), (896, 648970), (980, 593344), (1016, 572320), (1022, 568960), (1120, 519176), (1168, 497840), (1270, 457856), (1280, 454279), (1460, 398272), (1568, 370840), (1778, 327040), (1792, 324485), (1960, 296672), (2032, 286160), (2044, 284480), (2240, 259588), (2336, 248920), (2540, 228928), (2555, 227584), (2920, 199136), (3136, 185420), (3556, 163520), (3577, 162560), (3920, 148336), (4064, 143080), (4088, 142240), (4445, 130816), (4480, 129794), (4672, 124460), (5080, 114464), (5110, 113792), (5840, 99568), (6223, 93440), (6272, 92710), (7112, 81760), (7154, 81280), (7840, 74168), (8128, 71540), (8176, 71120), (8890, 65408), (8960, 64897), (9271, 62720), (9344, 62230), (10160, 57232), (10220, 56896), (11680, 49784), (12446, 46720), (12544, 46355), (14224, 40880), (14308, 40640), (15680, 37084), (16256, 35770), (16352, 35560), (17780, 32704), (17885, 32512), (18542, 31360), (18688, 31115), (20320, 28616), (20440, 28448), (23360, 24892)]