317621920

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{127}}^1$

素因数の和:196

約数の個数: 288

約数和(自身を含む): 992839680

約数和(自身を除く): 675217760

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 29, 32, 35, 40, 44, 49, 55, 56, 58, 70, 77, 80, 88, 98, 110, 112, 116, 127, 140, 145, 154, 160, 176, 196, 203, 220, 224, 232, 245, 254, 280, 290, 308, 319, 352, 385, 392, 406, 440, 464, 490, 508, 539, 560, 580, 616, 635, 638, 770, 784, 812, 880, 889, 928, 980, 1015, 1016, 1078, 1120, 1160, 1232, 1270, 1276, 1397, 1421, 1540, 1568, 1595, 1624, 1760, 1778, 1960, 2030, 2032, 2156, 2233, 2320, 2464, 2540, 2552, 2695, 2794, 2842, 3080, 3190, 3248, 3556, 3683, 3920, 4060, 4064, 4312, 4445, 4466, 4640, 5080, 5104, 5390, 5588, 5684, 6160, 6223, 6380, 6496, 6985, 7105, 7112, 7366, 7840, 8120, 8624, 8890, 8932, 9779, 10160, 10208, 10780, 11165, 11176, 11368, 12320, 12446, 12760, 13970, 14210, 14224, 14732, 15631, 16240, 17248, 17780, 17864, 18415, 19558, 20320, 21560, 22330, 22352, 22736, 24892, 25520, 25781, 27940, 28420, 28448, 29464, 31115, 31262, 32480, 35560, 35728, 36830, 39116, 40513, 43120, 44660, 44704, 45472, 48895, 49784, 51040, 51562, 55880, 56840, 58928, 62230, 62524, 68453, 71120, 71456, 73660, 78155, 78232, 81026, 86240, 89320, 97790, 99568, 103124, 111760, 113680, 117856, 124460, 125048, 128905, 136906, 142240, 147320, 156310, 156464, 162052, 178640, 180467, 195580, 199136, 202565, 206248, 223520, 227360, 248920, 250096, 257810, 273812, 283591, 294640, 312620, 312928, 324104, 342265, 357280, 360934, 391160, 405130, 412496, 497840, 500192, 515620, 547624, 567182, 589280, 625240, 648208, 684530, 721868, 782320, 810260, 824992, 902335, 995680, 1031240, 1095248, 1134364, 1250480, 1296416, 1369060, 1417955, 1443736, 1564640, 1620520, 1804670, 1985137, 2062480, 2190496, 2268728, 2500960, 2738120, 2835910, 2887472, 3241040, 3609340, 3970274, 4124960, 4537456, 5476240, 5671820, 5774944, 6482080, 7218680, 7940548, 9074912, 9925685, 10952480, 11343640, 14437360, 15881096, 19851370, 22687280, 28874720, 31762192, 39702740, 45374560, 63524384, 79405480, 158810960, 317621920]

約数ペア:

[(1, 317621920), (2, 158810960), (4, 79405480), (5, 63524384), (7, 45374560), (8, 39702740), (10, 31762192), (11, 28874720), (14, 22687280), (16, 19851370), (20, 15881096), (22, 14437360), (28, 11343640), (29, 10952480), (32, 9925685), (35, 9074912), (40, 7940548), (44, 7218680), (49, 6482080), (55, 5774944), (56, 5671820), (58, 5476240), (70, 4537456), (77, 4124960), (80, 3970274), (88, 3609340), (98, 3241040), (110, 2887472), (112, 2835910), (116, 2738120), (127, 2500960), (140, 2268728), (145, 2190496), (154, 2062480), (160, 1985137), (176, 1804670), (196, 1620520), (203, 1564640), (220, 1443736), (224, 1417955), (232, 1369060), (245, 1296416), (254, 1250480), (280, 1134364), (290, 1095248), (308, 1031240), (319, 995680), (352, 902335), (385, 824992), (392, 810260), (406, 782320), (440, 721868), (464, 684530), (490, 648208), (508, 625240), (539, 589280), (560, 567182), (580, 547624), (616, 515620), (635, 500192), (638, 497840), (770, 412496), (784, 405130), (812, 391160), (880, 360934), (889, 357280), (928, 342265), (980, 324104), (1015, 312928), (1016, 312620), (1078, 294640), (1120, 283591), (1160, 273812), (1232, 257810), (1270, 250096), (1276, 248920), (1397, 227360), (1421, 223520), (1540, 206248), (1568, 202565), (1595, 199136), (1624, 195580), (1760, 180467), (1778, 178640), (1960, 162052), (2030, 156464), (2032, 156310), (2156, 147320), (2233, 142240), (2320, 136906), (2464, 128905), (2540, 125048), (2552, 124460), (2695, 117856), (2794, 113680), (2842, 111760), (3080, 103124), (3190, 99568), (3248, 97790), (3556, 89320), (3683, 86240), (3920, 81026), (4060, 78232), (4064, 78155), (4312, 73660), (4445, 71456), (4466, 71120), (4640, 68453), (5080, 62524), (5104, 62230), (5390, 58928), (5588, 56840), (5684, 55880), (6160, 51562), (6223, 51040), (6380, 49784), (6496, 48895), (6985, 45472), (7105, 44704), (7112, 44660), (7366, 43120), (7840, 40513), (8120, 39116), (8624, 36830), (8890, 35728), (8932, 35560), (9779, 32480), (10160, 31262), (10208, 31115), (10780, 29464), (11165, 28448), (11176, 28420), (11368, 27940), (12320, 25781), (12446, 25520), (12760, 24892), (13970, 22736), (14210, 22352), (14224, 22330), (14732, 21560), (15631, 20320), (16240, 19558), (17248, 18415), (17780, 17864)]