686516040

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{1279}}^1$

素因数の和:1377

約数の個数: 256

約数和(自身を含む): 2654208000

約数和(自身を除く): 1967691960

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 71, 72, 84, 90, 105, 108, 120, 126, 135, 140, 142, 168, 180, 189, 210, 213, 216, 252, 270, 280, 284, 315, 355, 360, 378, 420, 426, 497, 504, 540, 568, 630, 639, 710, 756, 840, 852, 945, 994, 1065, 1080, 1260, 1278, 1279, 1420, 1491, 1512, 1704, 1890, 1917, 1988, 2130, 2485, 2520, 2556, 2558, 2840, 2982, 3195, 3780, 3834, 3837, 3976, 4260, 4473, 4970, 5112, 5116, 5964, 6390, 6395, 7455, 7560, 7668, 7674, 8520, 8946, 8953, 9585, 9940, 10232, 11511, 11928, 12780, 12790, 13419, 14910, 15336, 15348, 17892, 17906, 19170, 19185, 19880, 22365, 23022, 25560, 25580, 26838, 26859, 29820, 30696, 34533, 35784, 35812, 38340, 38370, 44730, 44765, 46044, 51160, 53676, 53718, 57555, 59640, 67095, 69066, 71624, 76680, 76740, 80577, 89460, 89530, 90809, 92088, 107352, 107436, 115110, 134190, 134295, 138132, 153480, 161154, 172665, 178920, 179060, 181618, 214872, 230220, 241731, 268380, 268590, 272427, 276264, 322308, 345330, 358120, 363236, 402885, 454045, 460440, 483462, 536760, 537180, 544854, 635663, 644616, 690660, 726472, 805770, 817281, 908090, 966924, 1074360, 1089708, 1208655, 1271326, 1362135, 1381320, 1611540, 1634562, 1816180, 1906989, 1933848, 2179416, 2417310, 2451843, 2542652, 2724270, 3178315, 3223080, 3269124, 3632360, 3813978, 4086405, 4834620, 4903686, 5085304, 5448540, 5720967, 6356630, 6538248, 7627956, 8172810, 9534945, 9669240, 9807372, 10897080, 11441934, 12259215, 12713260, 15255912, 16345620, 17162901, 19069890, 19614744, 22883868, 24518430, 25426520, 28604835, 32691240, 34325802, 38139780, 45767736, 49036860, 57209670, 68651604, 76279560, 85814505, 98073720, 114419340, 137303208, 171629010, 228838680, 343258020, 686516040]

約数ペア:

[(1, 686516040), (2, 343258020), (3, 228838680), (4, 171629010), (5, 137303208), (6, 114419340), (7, 98073720), (8, 85814505), (9, 76279560), (10, 68651604), (12, 57209670), (14, 49036860), (15, 45767736), (18, 38139780), (20, 34325802), (21, 32691240), (24, 28604835), (27, 25426520), (28, 24518430), (30, 22883868), (35, 19614744), (36, 19069890), (40, 17162901), (42, 16345620), (45, 15255912), (54, 12713260), (56, 12259215), (60, 11441934), (63, 10897080), (70, 9807372), (71, 9669240), (72, 9534945), (84, 8172810), (90, 7627956), (105, 6538248), (108, 6356630), (120, 5720967), (126, 5448540), (135, 5085304), (140, 4903686), (142, 4834620), (168, 4086405), (180, 3813978), (189, 3632360), (210, 3269124), (213, 3223080), (216, 3178315), (252, 2724270), (270, 2542652), (280, 2451843), (284, 2417310), (315, 2179416), (355, 1933848), (360, 1906989), (378, 1816180), (420, 1634562), (426, 1611540), (497, 1381320), (504, 1362135), (540, 1271326), (568, 1208655), (630, 1089708), (639, 1074360), (710, 966924), (756, 908090), (840, 817281), (852, 805770), (945, 726472), (994, 690660), (1065, 644616), (1080, 635663), (1260, 544854), (1278, 537180), (1279, 536760), (1420, 483462), (1491, 460440), (1512, 454045), (1704, 402885), (1890, 363236), (1917, 358120), (1988, 345330), (2130, 322308), (2485, 276264), (2520, 272427), (2556, 268590), (2558, 268380), (2840, 241731), (2982, 230220), (3195, 214872), (3780, 181618), (3834, 179060), (3837, 178920), (3976, 172665), (4260, 161154), (4473, 153480), (4970, 138132), (5112, 134295), (5116, 134190), (5964, 115110), (6390, 107436), (6395, 107352), (7455, 92088), (7560, 90809), (7668, 89530), (7674, 89460), (8520, 80577), (8946, 76740), (8953, 76680), (9585, 71624), (9940, 69066), (10232, 67095), (11511, 59640), (11928, 57555), (12780, 53718), (12790, 53676), (13419, 51160), (14910, 46044), (15336, 44765), (15348, 44730), (17892, 38370), (17906, 38340), (19170, 35812), (19185, 35784), (19880, 34533), (22365, 30696), (23022, 29820), (25560, 26859), (25580, 26838)]