991163880

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{163}}^1$

素因数の和:333

約数の個数: 384

約数和(自身を含む): 3929702400

約数和(自身を除く): 2938538520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 19, 20, 21, 24, 28, 30, 35, 36, 38, 40, 42, 45, 56, 57, 60, 63, 70, 72, 76, 84, 90, 95, 105, 114, 120, 126, 127, 133, 140, 152, 163, 168, 171, 180, 190, 210, 228, 252, 254, 266, 280, 285, 315, 326, 342, 360, 380, 381, 399, 420, 456, 489, 504, 508, 532, 570, 630, 635, 652, 665, 684, 760, 762, 798, 815, 840, 855, 889, 978, 1016, 1064, 1140, 1141, 1143, 1197, 1260, 1270, 1304, 1330, 1368, 1467, 1524, 1596, 1630, 1710, 1778, 1905, 1956, 1995, 2280, 2282, 2286, 2394, 2413, 2445, 2520, 2540, 2660, 2667, 2934, 3048, 3097, 3192, 3260, 3420, 3423, 3556, 3810, 3912, 3990, 4445, 4564, 4572, 4788, 4826, 4890, 5080, 5320, 5334, 5705, 5715, 5868, 5985, 6194, 6520, 6840, 6846, 7112, 7239, 7335, 7620, 7980, 8001, 8890, 9128, 9144, 9291, 9576, 9652, 9780, 10269, 10668, 11410, 11430, 11736, 11970, 12065, 12388, 13335, 13692, 14478, 14670, 15240, 15485, 15960, 16002, 16891, 17115, 17780, 18582, 19304, 19560, 20538, 20701, 21336, 21679, 21717, 22820, 22860, 23940, 24130, 24776, 26670, 27384, 27873, 28956, 29340, 30970, 32004, 33782, 34230, 35560, 36195, 37164, 40005, 41076, 41402, 43358, 43434, 45640, 45720, 46455, 47880, 48260, 50673, 51345, 53340, 55746, 57912, 58680, 61940, 62103, 64008, 65037, 67564, 68460, 72390, 74328, 80010, 82152, 82804, 84455, 86716, 86868, 92910, 96520, 101346, 102690, 103505, 106680, 108395, 108585, 111492, 123880, 124206, 130074, 135128, 136920, 139365, 144780, 144907, 152019, 160020, 165608, 168910, 173432, 173736, 185820, 186309, 195111, 202692, 205380, 207010, 216790, 217170, 222984, 248412, 253365, 260148, 278730, 289560, 289814, 304038, 310515, 320040, 325185, 337820, 371640, 372618, 390222, 393319, 405384, 410760, 414020, 433580, 434340, 434721, 496824, 506730, 520296, 557460, 579628, 608076, 621030, 650370, 675640, 724535, 745236, 760095, 780444, 786638, 828040, 867160, 868680, 869442, 931545, 975555, 1013460, 1114920, 1159256, 1179957, 1216152, 1242060, 1300740, 1304163, 1449070, 1490472, 1520190, 1560888, 1573276, 1738884, 1863090, 1951110, 1966595, 2026920, 2173605, 2359914, 2484120, 2601480, 2608326, 2753233, 2898140, 3040380, 3146552, 3477768, 3539871, 3726180, 3902220, 3933190, 4347210, 4719828, 5216652, 5506466, 5796280, 5899785, 6080760, 6520815, 7079742, 7452360, 7804440, 7866380, 8259699, 8694420, 9439656, 10433304, 11012932, 11799570, 13041630, 13766165, 14159484, 15732760, 16519398, 17388840, 17699355, 22025864, 23599140, 24779097, 26083260, 27532330, 28318968, 33038796, 35398710, 41298495, 47198280, 49558194, 52166520, 55064660, 66077592, 70797420, 82596990, 99116388, 110129320, 123895485, 141594840, 165193980, 198232776, 247790970, 330387960, 495581940, 991163880]

約数ペア:

[(1, 991163880), (2, 495581940), (3, 330387960), (4, 247790970), (5, 198232776), (6, 165193980), (7, 141594840), (8, 123895485), (9, 110129320), (10, 99116388), (12, 82596990), (14, 70797420), (15, 66077592), (18, 55064660), (19, 52166520), (20, 49558194), (21, 47198280), (24, 41298495), (28, 35398710), (30, 33038796), (35, 28318968), (36, 27532330), (38, 26083260), (40, 24779097), (42, 23599140), (45, 22025864), (56, 17699355), (57, 17388840), (60, 16519398), (63, 15732760), (70, 14159484), (72, 13766165), (76, 13041630), (84, 11799570), (90, 11012932), (95, 10433304), (105, 9439656), (114, 8694420), (120, 8259699), (126, 7866380), (127, 7804440), (133, 7452360), (140, 7079742), (152, 6520815), (163, 6080760), (168, 5899785), (171, 5796280), (180, 5506466), (190, 5216652), (210, 4719828), (228, 4347210), (252, 3933190), (254, 3902220), (266, 3726180), (280, 3539871), (285, 3477768), (315, 3146552), (326, 3040380), (342, 2898140), (360, 2753233), (380, 2608326), (381, 2601480), (399, 2484120), (420, 2359914), (456, 2173605), (489, 2026920), (504, 1966595), (508, 1951110), (532, 1863090), (570, 1738884), (630, 1573276), (635, 1560888), (652, 1520190), (665, 1490472), (684, 1449070), (760, 1304163), (762, 1300740), (798, 1242060), (815, 1216152), (840, 1179957), (855, 1159256), (889, 1114920), (978, 1013460), (1016, 975555), (1064, 931545), (1140, 869442), (1141, 868680), (1143, 867160), (1197, 828040), (1260, 786638), (1270, 780444), (1304, 760095), (1330, 745236), (1368, 724535), (1467, 675640), (1524, 650370), (1596, 621030), (1630, 608076), (1710, 579628), (1778, 557460), (1905, 520296), (1956, 506730), (1995, 496824), (2280, 434721), (2282, 434340), (2286, 433580), (2394, 414020), (2413, 410760), (2445, 405384), (2520, 393319), (2540, 390222), (2660, 372618), (2667, 371640), (2934, 337820), (3048, 325185), (3097, 320040), (3192, 310515), (3260, 304038), (3420, 289814), (3423, 289560), (3556, 278730), (3810, 260148), (3912, 253365), (3990, 248412), (4445, 222984), (4564, 217170), (4572, 216790), (4788, 207010), (4826, 205380), (4890, 202692), (5080, 195111), (5320, 186309), (5334, 185820), (5705, 173736), (5715, 173432), (5868, 168910), (5985, 165608), (6194, 160020), (6520, 152019), (6840, 144907), (6846, 144780), (7112, 139365), (7239, 136920), (7335, 135128), (7620, 130074), (7980, 124206), (8001, 123880), (8890, 111492), (9128, 108585), (9144, 108395), (9291, 106680), (9576, 103505), (9652, 102690), (9780, 101346), (10269, 96520), (10668, 92910), (11410, 86868), (11430, 86716), (11736, 84455), (11970, 82804), (12065, 82152), (12388, 80010), (13335, 74328), (13692, 72390), (14478, 68460), (14670, 67564), (15240, 65037), (15485, 64008), (15960, 62103), (16002, 61940), (16891, 58680), (17115, 57912), (17780, 55746), (18582, 53340), (19304, 51345), (19560, 50673), (20538, 48260), (20701, 47880), (21336, 46455), (21679, 45720), (21717, 45640), (22820, 43434), (22860, 43358), (23940, 41402), (24130, 41076), (24776, 40005), (26670, 37164), (27384, 36195), (27873, 35560), (28956, 34230), (29340, 33782), (30970, 32004)]