401842560

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{1031}}^1$

素因数の和:1089

約数の個数: 256

約数和(自身を含む): 1515801600

約数和(自身を除く): 1113959040

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 29, 30, 32, 35, 40, 42, 48, 56, 58, 60, 64, 70, 80, 84, 87, 96, 105, 112, 116, 120, 128, 140, 145, 160, 168, 174, 192, 203, 210, 224, 232, 240, 280, 290, 320, 336, 348, 384, 406, 420, 435, 448, 464, 480, 560, 580, 609, 640, 672, 696, 812, 840, 870, 896, 928, 960, 1015, 1031, 1120, 1160, 1218, 1344, 1392, 1624, 1680, 1740, 1856, 1920, 2030, 2062, 2240, 2320, 2436, 2688, 2784, 3045, 3093, 3248, 3360, 3480, 3712, 4060, 4124, 4480, 4640, 4872, 5155, 5568, 6090, 6186, 6496, 6720, 6960, 7217, 8120, 8248, 9280, 9744, 10310, 11136, 12180, 12372, 12992, 13440, 13920, 14434, 15465, 16240, 16496, 18560, 19488, 20620, 21651, 24360, 24744, 25984, 27840, 28868, 29899, 30930, 32480, 32992, 36085, 38976, 41240, 43302, 48720, 49488, 55680, 57736, 59798, 61860, 64960, 65984, 72170, 77952, 82480, 86604, 89697, 97440, 98976, 108255, 115472, 119596, 123720, 129920, 131968, 144340, 149495, 164960, 173208, 179394, 194880, 197952, 209293, 216510, 230944, 239192, 247440, 288680, 298990, 329920, 346416, 358788, 389760, 395904, 418586, 433020, 448485, 461888, 478384, 494880, 577360, 597980, 627879, 659840, 692832, 717576, 837172, 866040, 896970, 923776, 956768, 989760, 1046465, 1154720, 1195960, 1255758, 1385664, 1435152, 1674344, 1732080, 1793940, 1913536, 1979520, 2092930, 2309440, 2391920, 2511516, 2771328, 2870304, 3139395, 3348688, 3464160, 3587880, 3827072, 4185860, 4618880, 4783840, 5023032, 5740608, 6278790, 6697376, 6928320, 7175760, 8371720, 9567680, 10046064, 11481216, 12557580, 13394752, 13856640, 14351520, 16743440, 19135360, 20092128, 25115160, 26789504, 28703040, 33486880, 40184256, 50230320, 57406080, 66973760, 80368512, 100460640, 133947520, 200921280, 401842560]

約数ペア:

[(1, 401842560), (2, 200921280), (3, 133947520), (4, 100460640), (5, 80368512), (6, 66973760), (7, 57406080), (8, 50230320), (10, 40184256), (12, 33486880), (14, 28703040), (15, 26789504), (16, 25115160), (20, 20092128), (21, 19135360), (24, 16743440), (28, 14351520), (29, 13856640), (30, 13394752), (32, 12557580), (35, 11481216), (40, 10046064), (42, 9567680), (48, 8371720), (56, 7175760), (58, 6928320), (60, 6697376), (64, 6278790), (70, 5740608), (80, 5023032), (84, 4783840), (87, 4618880), (96, 4185860), (105, 3827072), (112, 3587880), (116, 3464160), (120, 3348688), (128, 3139395), (140, 2870304), (145, 2771328), (160, 2511516), (168, 2391920), (174, 2309440), (192, 2092930), (203, 1979520), (210, 1913536), (224, 1793940), (232, 1732080), (240, 1674344), (280, 1435152), (290, 1385664), (320, 1255758), (336, 1195960), (348, 1154720), (384, 1046465), (406, 989760), (420, 956768), (435, 923776), (448, 896970), (464, 866040), (480, 837172), (560, 717576), (580, 692832), (609, 659840), (640, 627879), (672, 597980), (696, 577360), (812, 494880), (840, 478384), (870, 461888), (896, 448485), (928, 433020), (960, 418586), (1015, 395904), (1031, 389760), (1120, 358788), (1160, 346416), (1218, 329920), (1344, 298990), (1392, 288680), (1624, 247440), (1680, 239192), (1740, 230944), (1856, 216510), (1920, 209293), (2030, 197952), (2062, 194880), (2240, 179394), (2320, 173208), (2436, 164960), (2688, 149495), (2784, 144340), (3045, 131968), (3093, 129920), (3248, 123720), (3360, 119596), (3480, 115472), (3712, 108255), (4060, 98976), (4124, 97440), (4480, 89697), (4640, 86604), (4872, 82480), (5155, 77952), (5568, 72170), (6090, 65984), (6186, 64960), (6496, 61860), (6720, 59798), (6960, 57736), (7217, 55680), (8120, 49488), (8248, 48720), (9280, 43302), (9744, 41240), (10310, 38976), (11136, 36085), (12180, 32992), (12372, 32480), (12992, 30930), (13440, 29899), (13920, 28868), (14434, 27840), (15465, 25984), (16240, 24744), (16496, 24360), (18560, 21651), (19488, 20620)]