221027520

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1061}}^1$

素因数の和:1119

約数の個数: 224

約数和(自身を含む): 828665856

約数和(自身を除く): 607638336

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 31, 32, 35, 40, 42, 48, 56, 60, 62, 64, 70, 80, 84, 93, 96, 105, 112, 120, 124, 140, 155, 160, 168, 186, 192, 210, 217, 224, 240, 248, 280, 310, 320, 336, 372, 420, 434, 448, 465, 480, 496, 560, 620, 651, 672, 744, 840, 868, 930, 960, 992, 1061, 1085, 1120, 1240, 1302, 1344, 1488, 1680, 1736, 1860, 1984, 2122, 2170, 2240, 2480, 2604, 2976, 3183, 3255, 3360, 3472, 3720, 4244, 4340, 4960, 5208, 5305, 5952, 6366, 6510, 6720, 6944, 7427, 7440, 8488, 8680, 9920, 10416, 10610, 12732, 13020, 13888, 14854, 14880, 15915, 16976, 17360, 20832, 21220, 22281, 25464, 26040, 29708, 29760, 31830, 32891, 33952, 34720, 37135, 41664, 42440, 44562, 50928, 52080, 59416, 63660, 65782, 67904, 69440, 74270, 84880, 89124, 98673, 101856, 104160, 111405, 118832, 127320, 131564, 148540, 164455, 169760, 178248, 197346, 203712, 208320, 222810, 230237, 237664, 254640, 263128, 297080, 328910, 339520, 356496, 394692, 445620, 460474, 475328, 493365, 509280, 526256, 594160, 657820, 690711, 712992, 789384, 891240, 920948, 986730, 1018560, 1052512, 1151185, 1188320, 1315640, 1381422, 1425984, 1578768, 1782480, 1841896, 1973460, 2105024, 2302370, 2376640, 2631280, 2762844, 3157536, 3453555, 3564960, 3683792, 3946920, 4604740, 5262560, 5525688, 6315072, 6907110, 7129920, 7367584, 7893840, 9209480, 10525120, 11051376, 13814220, 14735168, 15787680, 18418960, 22102752, 27628440, 31575360, 36837920, 44205504, 55256880, 73675840, 110513760, 221027520]

約数ペア:

[(1, 221027520), (2, 110513760), (3, 73675840), (4, 55256880), (5, 44205504), (6, 36837920), (7, 31575360), (8, 27628440), (10, 22102752), (12, 18418960), (14, 15787680), (15, 14735168), (16, 13814220), (20, 11051376), (21, 10525120), (24, 9209480), (28, 7893840), (30, 7367584), (31, 7129920), (32, 6907110), (35, 6315072), (40, 5525688), (42, 5262560), (48, 4604740), (56, 3946920), (60, 3683792), (62, 3564960), (64, 3453555), (70, 3157536), (80, 2762844), (84, 2631280), (93, 2376640), (96, 2302370), (105, 2105024), (112, 1973460), (120, 1841896), (124, 1782480), (140, 1578768), (155, 1425984), (160, 1381422), (168, 1315640), (186, 1188320), (192, 1151185), (210, 1052512), (217, 1018560), (224, 986730), (240, 920948), (248, 891240), (280, 789384), (310, 712992), (320, 690711), (336, 657820), (372, 594160), (420, 526256), (434, 509280), (448, 493365), (465, 475328), (480, 460474), (496, 445620), (560, 394692), (620, 356496), (651, 339520), (672, 328910), (744, 297080), (840, 263128), (868, 254640), (930, 237664), (960, 230237), (992, 222810), (1061, 208320), (1085, 203712), (1120, 197346), (1240, 178248), (1302, 169760), (1344, 164455), (1488, 148540), (1680, 131564), (1736, 127320), (1860, 118832), (1984, 111405), (2122, 104160), (2170, 101856), (2240, 98673), (2480, 89124), (2604, 84880), (2976, 74270), (3183, 69440), (3255, 67904), (3360, 65782), (3472, 63660), (3720, 59416), (4244, 52080), (4340, 50928), (4960, 44562), (5208, 42440), (5305, 41664), (5952, 37135), (6366, 34720), (6510, 33952), (6720, 32891), (6944, 31830), (7427, 29760), (7440, 29708), (8488, 26040), (8680, 25464), (9920, 22281), (10416, 21220), (10610, 20832), (12732, 17360), (13020, 16976), (13888, 15915), (14854, 14880)]