1986727680

素因数分解:

$2^8\times 3^2\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{347}}^1$

素因数の和:452

約数の個数: 432

約数和(自身を含む): 7989456384

約数和(自身を除く): 6002728704

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 64, 70, 71, 72, 80, 84, 90, 96, 105, 112, 120, 126, 128, 140, 142, 144, 160, 168, 180, 192, 210, 213, 224, 240, 252, 256, 280, 284, 288, 315, 320, 336, 347, 355, 360, 384, 420, 426, 448, 480, 497, 504, 560, 568, 576, 630, 639, 640, 672, 694, 710, 720, 768, 840, 852, 896, 960, 994, 1008, 1041, 1065, 1120, 1136, 1152, 1260, 1278, 1280, 1344, 1388, 1420, 1440, 1491, 1680, 1704, 1735, 1792, 1920, 1988, 2016, 2082, 2130, 2240, 2272, 2304, 2429, 2485, 2520, 2556, 2688, 2776, 2840, 2880, 2982, 3123, 3195, 3360, 3408, 3470, 3840, 3976, 4032, 4164, 4260, 4473, 4480, 4544, 4858, 4970, 5040, 5112, 5205, 5376, 5552, 5680, 5760, 5964, 6246, 6390, 6720, 6816, 6940, 7287, 7455, 7952, 8064, 8328, 8520, 8946, 8960, 9088, 9716, 9940, 10080, 10224, 10410, 11104, 11360, 11520, 11928, 12145, 12492, 12780, 13440, 13632, 13880, 14574, 14910, 15615, 15904, 16128, 16656, 17040, 17892, 18176, 19432, 19880, 20160, 20448, 20820, 21861, 22208, 22365, 22720, 23856, 24290, 24637, 24984, 25560, 26880, 27264, 27760, 29148, 29820, 31230, 31808, 33312, 34080, 35784, 36435, 38864, 39760, 40320, 40896, 41640, 43722, 44416, 44730, 45440, 47712, 48580, 49274, 49968, 51120, 54528, 55520, 58296, 59640, 62460, 63616, 66624, 68160, 71568, 72870, 73911, 77728, 79520, 80640, 81792, 83280, 87444, 88832, 89460, 90880, 95424, 97160, 98548, 99936, 102240, 109305, 111040, 116592, 119280, 123185, 124920, 127232, 133248, 136320, 143136, 145740, 147822, 155456, 159040, 163584, 166560, 172459, 174888, 178920, 190848, 194320, 197096, 199872, 204480, 218610, 221733, 222080, 233184, 238560, 246370, 249840, 266496, 272640, 286272, 291480, 295644, 310912, 318080, 333120, 344918, 349776, 357840, 369555, 381696, 388640, 394192, 399744, 408960, 437220, 443466, 444160, 466368, 477120, 492740, 499680, 517377, 572544, 582960, 591288, 621824, 636160, 666240, 689836, 699552, 715680, 739110, 777280, 788384, 799488, 817920, 862295, 874440, 886932, 932736, 954240, 985480, 999360, 1034754, 1108665, 1145088, 1165920, 1182576, 1332480, 1379672, 1399104, 1431360, 1478220, 1552131, 1554560, 1576768, 1724590, 1748880, 1773864, 1865472, 1908480, 1970960, 1998720, 2069508, 2217330, 2331840, 2365152, 2586885, 2759344, 2798208, 2862720, 2956440, 3104262, 3109120, 3153536, 3449180, 3497760, 3547728, 3941920, 3997440, 4139016, 4434660, 4663680, 4730304, 5173770, 5518688, 5596416, 5725440, 5912880, 6208524, 6307072, 6898360, 6995520, 7095456, 7760655, 7883840, 8278032, 8869320, 9327360, 9460608, 10347540, 11037376, 11825760, 12417048, 13796720, 13991040, 14190912, 15521310, 15767680, 16556064, 17738640, 18921216, 20695080, 22074752, 23651520, 24834096, 27593440, 27982080, 28381824, 31042620, 31535360, 33112128, 35477280, 41390160, 44149504, 47303040, 49668192, 55186880, 56763648, 62085240, 66224256, 70954560, 82780320, 94606080, 99336384, 110373760, 124170480, 132448512, 141909120, 165560640, 198672768, 220747520, 248340960, 283818240, 331121280, 397345536, 496681920, 662242560, 993363840, 1986727680]

約数ペア:

[(1, 1986727680), (2, 993363840), (3, 662242560), (4, 496681920), (5, 397345536), (6, 331121280), (7, 283818240), (8, 248340960), (9, 220747520), (10, 198672768), (12, 165560640), (14, 141909120), (15, 132448512), (16, 124170480), (18, 110373760), (20, 99336384), (21, 94606080), (24, 82780320), (28, 70954560), (30, 66224256), (32, 62085240), (35, 56763648), (36, 55186880), (40, 49668192), (42, 47303040), (45, 44149504), (48, 41390160), (56, 35477280), (60, 33112128), (63, 31535360), (64, 31042620), (70, 28381824), (71, 27982080), (72, 27593440), (80, 24834096), (84, 23651520), (90, 22074752), (96, 20695080), (105, 18921216), (112, 17738640), (120, 16556064), (126, 15767680), (128, 15521310), (140, 14190912), (142, 13991040), (144, 13796720), (160, 12417048), (168, 11825760), (180, 11037376), (192, 10347540), (210, 9460608), (213, 9327360), (224, 8869320), (240, 8278032), (252, 7883840), (256, 7760655), (280, 7095456), (284, 6995520), (288, 6898360), (315, 6307072), (320, 6208524), (336, 5912880), (347, 5725440), (355, 5596416), (360, 5518688), (384, 5173770), (420, 4730304), (426, 4663680), (448, 4434660), (480, 4139016), (497, 3997440), (504, 3941920), (560, 3547728), (568, 3497760), (576, 3449180), (630, 3153536), (639, 3109120), (640, 3104262), (672, 2956440), (694, 2862720), (710, 2798208), (720, 2759344), (768, 2586885), (840, 2365152), (852, 2331840), (896, 2217330), (960, 2069508), (994, 1998720), (1008, 1970960), (1041, 1908480), (1065, 1865472), (1120, 1773864), (1136, 1748880), (1152, 1724590), (1260, 1576768), (1278, 1554560), (1280, 1552131), (1344, 1478220), (1388, 1431360), (1420, 1399104), (1440, 1379672), (1491, 1332480), (1680, 1182576), (1704, 1165920), (1735, 1145088), (1792, 1108665), (1920, 1034754), (1988, 999360), (2016, 985480), (2082, 954240), (2130, 932736), (2240, 886932), (2272, 874440), (2304, 862295), (2429, 817920), (2485, 799488), (2520, 788384), (2556, 777280), (2688, 739110), (2776, 715680), (2840, 699552), (2880, 689836), (2982, 666240), (3123, 636160), (3195, 621824), (3360, 591288), (3408, 582960), (3470, 572544), (3840, 517377), (3976, 499680), (4032, 492740), (4164, 477120), (4260, 466368), (4473, 444160), (4480, 443466), (4544, 437220), (4858, 408960), (4970, 399744), (5040, 394192), (5112, 388640), (5205, 381696), (5376, 369555), (5552, 357840), (5680, 349776), (5760, 344918), (5964, 333120), (6246, 318080), (6390, 310912), (6720, 295644), (6816, 291480), (6940, 286272), (7287, 272640), (7455, 266496), (7952, 249840), (8064, 246370), (8328, 238560), (8520, 233184), (8946, 222080), (8960, 221733), (9088, 218610), (9716, 204480), (9940, 199872), (10080, 197096), (10224, 194320), (10410, 190848), (11104, 178920), (11360, 174888), (11520, 172459), (11928, 166560), (12145, 163584), (12492, 159040), (12780, 155456), (13440, 147822), (13632, 145740), (13880, 143136), (14574, 136320), (14910, 133248), (15615, 127232), (15904, 124920), (16128, 123185), (16656, 119280), (17040, 116592), (17892, 111040), (18176, 109305), (19432, 102240), (19880, 99936), (20160, 98548), (20448, 97160), (20820, 95424), (21861, 90880), (22208, 89460), (22365, 88832), (22720, 87444), (23856, 83280), (24290, 81792), (24637, 80640), (24984, 79520), (25560, 77728), (26880, 73911), (27264, 72870), (27760, 71568), (29148, 68160), (29820, 66624), (31230, 63616), (31808, 62460), (33312, 59640), (34080, 58296), (35784, 55520), (36435, 54528), (38864, 51120), (39760, 49968), (40320, 49274), (40896, 48580), (41640, 47712), (43722, 45440), (44416, 44730)]