391195560

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{193}}^1$

素因数の和:360

約数の個数: 256

約数和(自身を含む): 1430323200

約数和(自身を除く): 1039127640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 19, 20, 21, 24, 28, 30, 35, 38, 40, 42, 56, 57, 60, 70, 76, 84, 95, 105, 114, 120, 127, 133, 140, 152, 168, 190, 193, 210, 228, 254, 266, 280, 285, 380, 381, 386, 399, 420, 456, 508, 532, 570, 579, 635, 665, 760, 762, 772, 798, 840, 889, 965, 1016, 1064, 1140, 1158, 1270, 1330, 1351, 1524, 1544, 1596, 1778, 1905, 1930, 1995, 2280, 2316, 2413, 2540, 2660, 2667, 2702, 2895, 3048, 3192, 3556, 3667, 3810, 3860, 3990, 4053, 4445, 4632, 4826, 5080, 5320, 5334, 5404, 5790, 6755, 7112, 7239, 7334, 7620, 7720, 7980, 8106, 8890, 9652, 10668, 10808, 11001, 11580, 12065, 13335, 13510, 14478, 14668, 15240, 15960, 16212, 16891, 17780, 18335, 19304, 20265, 21336, 22002, 23160, 24130, 24511, 25669, 26670, 27020, 28956, 29336, 32424, 33782, 35560, 36195, 36670, 40530, 44004, 48260, 49022, 50673, 51338, 53340, 54040, 55005, 57912, 67564, 72390, 73340, 73533, 77007, 81060, 84455, 88008, 96520, 98044, 101346, 102676, 106680, 110010, 122555, 128345, 135128, 144780, 146680, 147066, 154014, 162120, 168910, 171577, 196088, 202692, 205352, 220020, 245110, 253365, 256690, 289560, 294132, 308028, 337820, 343154, 367665, 385035, 405384, 440040, 465709, 490220, 506730, 513380, 514731, 588264, 616056, 675640, 686308, 735330, 770070, 857885, 931418, 980440, 1013460, 1026760, 1029462, 1372616, 1397127, 1470660, 1540140, 1715770, 1862836, 2026920, 2058924, 2328545, 2573655, 2794254, 2941320, 3080280, 3259963, 3431540, 3725672, 4117848, 4657090, 5147310, 5588508, 6519926, 6863080, 6985635, 9314180, 9779889, 10294620, 11177016, 13039852, 13971270, 16299815, 18628360, 19559778, 20589240, 26079704, 27942540, 32599630, 39119556, 48899445, 55885080, 65199260, 78239112, 97798890, 130398520, 195597780, 391195560]

約数ペア:

[(1, 391195560), (2, 195597780), (3, 130398520), (4, 97798890), (5, 78239112), (6, 65199260), (7, 55885080), (8, 48899445), (10, 39119556), (12, 32599630), (14, 27942540), (15, 26079704), (19, 20589240), (20, 19559778), (21, 18628360), (24, 16299815), (28, 13971270), (30, 13039852), (35, 11177016), (38, 10294620), (40, 9779889), (42, 9314180), (56, 6985635), (57, 6863080), (60, 6519926), (70, 5588508), (76, 5147310), (84, 4657090), (95, 4117848), (105, 3725672), (114, 3431540), (120, 3259963), (127, 3080280), (133, 2941320), (140, 2794254), (152, 2573655), (168, 2328545), (190, 2058924), (193, 2026920), (210, 1862836), (228, 1715770), (254, 1540140), (266, 1470660), (280, 1397127), (285, 1372616), (380, 1029462), (381, 1026760), (386, 1013460), (399, 980440), (420, 931418), (456, 857885), (508, 770070), (532, 735330), (570, 686308), (579, 675640), (635, 616056), (665, 588264), (760, 514731), (762, 513380), (772, 506730), (798, 490220), (840, 465709), (889, 440040), (965, 405384), (1016, 385035), (1064, 367665), (1140, 343154), (1158, 337820), (1270, 308028), (1330, 294132), (1351, 289560), (1524, 256690), (1544, 253365), (1596, 245110), (1778, 220020), (1905, 205352), (1930, 202692), (1995, 196088), (2280, 171577), (2316, 168910), (2413, 162120), (2540, 154014), (2660, 147066), (2667, 146680), (2702, 144780), (2895, 135128), (3048, 128345), (3192, 122555), (3556, 110010), (3667, 106680), (3810, 102676), (3860, 101346), (3990, 98044), (4053, 96520), (4445, 88008), (4632, 84455), (4826, 81060), (5080, 77007), (5320, 73533), (5334, 73340), (5404, 72390), (5790, 67564), (6755, 57912), (7112, 55005), (7239, 54040), (7334, 53340), (7620, 51338), (7720, 50673), (7980, 49022), (8106, 48260), (8890, 44004), (9652, 40530), (10668, 36670), (10808, 36195), (11001, 35560), (11580, 33782), (12065, 32424), (13335, 29336), (13510, 28956), (14478, 27020), (14668, 26670), (15240, 25669), (15960, 24511), (16212, 24130), (16891, 23160), (17780, 22002), (18335, 21336), (19304, 20265)]