216771840

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{607}}^1$

素因数の和:665

約数の個数: 216

約数和(自身を含む): 775477248

約数和(自身を除く): 558705408

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 32, 36, 40, 45, 48, 60, 62, 64, 72, 80, 90, 93, 96, 120, 124, 128, 144, 155, 160, 180, 186, 192, 240, 248, 256, 279, 288, 310, 320, 360, 372, 384, 465, 480, 496, 558, 576, 607, 620, 640, 720, 744, 768, 930, 960, 992, 1116, 1152, 1214, 1240, 1280, 1395, 1440, 1488, 1821, 1860, 1920, 1984, 2232, 2304, 2428, 2480, 2790, 2880, 2976, 3035, 3642, 3720, 3840, 3968, 4464, 4856, 4960, 5463, 5580, 5760, 5952, 6070, 7284, 7440, 7936, 8928, 9105, 9712, 9920, 10926, 11160, 11520, 11904, 12140, 14568, 14880, 17856, 18210, 18817, 19424, 19840, 21852, 22320, 23808, 24280, 27315, 29136, 29760, 35712, 36420, 37634, 38848, 39680, 43704, 44640, 48560, 54630, 56451, 58272, 59520, 71424, 72840, 75268, 77696, 87408, 89280, 94085, 97120, 109260, 112902, 116544, 119040, 145680, 150536, 155392, 169353, 174816, 178560, 188170, 194240, 218520, 225804, 233088, 282255, 291360, 301072, 338706, 349632, 357120, 376340, 388480, 437040, 451608, 466176, 564510, 582720, 602144, 677412, 699264, 752680, 776960, 846765, 874080, 903216, 1129020, 1165440, 1204288, 1354824, 1398528, 1505360, 1693530, 1748160, 1806432, 2258040, 2330880, 2408576, 2709648, 3010720, 3387060, 3496320, 3612864, 4516080, 4817152, 5419296, 6021440, 6774120, 6992640, 7225728, 9032160, 10838592, 12042880, 13548240, 14451456, 18064320, 21677184, 24085760, 27096480, 36128640, 43354368, 54192960, 72257280, 108385920, 216771840]

約数ペア:

[(1, 216771840), (2, 108385920), (3, 72257280), (4, 54192960), (5, 43354368), (6, 36128640), (8, 27096480), (9, 24085760), (10, 21677184), (12, 18064320), (15, 14451456), (16, 13548240), (18, 12042880), (20, 10838592), (24, 9032160), (30, 7225728), (31, 6992640), (32, 6774120), (36, 6021440), (40, 5419296), (45, 4817152), (48, 4516080), (60, 3612864), (62, 3496320), (64, 3387060), (72, 3010720), (80, 2709648), (90, 2408576), (93, 2330880), (96, 2258040), (120, 1806432), (124, 1748160), (128, 1693530), (144, 1505360), (155, 1398528), (160, 1354824), (180, 1204288), (186, 1165440), (192, 1129020), (240, 903216), (248, 874080), (256, 846765), (279, 776960), (288, 752680), (310, 699264), (320, 677412), (360, 602144), (372, 582720), (384, 564510), (465, 466176), (480, 451608), (496, 437040), (558, 388480), (576, 376340), (607, 357120), (620, 349632), (640, 338706), (720, 301072), (744, 291360), (768, 282255), (930, 233088), (960, 225804), (992, 218520), (1116, 194240), (1152, 188170), (1214, 178560), (1240, 174816), (1280, 169353), (1395, 155392), (1440, 150536), (1488, 145680), (1821, 119040), (1860, 116544), (1920, 112902), (1984, 109260), (2232, 97120), (2304, 94085), (2428, 89280), (2480, 87408), (2790, 77696), (2880, 75268), (2976, 72840), (3035, 71424), (3642, 59520), (3720, 58272), (3840, 56451), (3968, 54630), (4464, 48560), (4856, 44640), (4960, 43704), (5463, 39680), (5580, 38848), (5760, 37634), (5952, 36420), (6070, 35712), (7284, 29760), (7440, 29136), (7936, 27315), (8928, 24280), (9105, 23808), (9712, 22320), (9920, 21852), (10926, 19840), (11160, 19424), (11520, 18817), (11904, 18210), (12140, 17856), (14568, 14880)]