55211520

素因数分解:

$2^9\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1$

素因数の和:125

約数の個数: 320

約数和(自身を含む): 219985920

約数和(自身を除く): 164774400

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 20, 21, 24, 26, 28, 30, 32, 35, 39, 40, 42, 48, 52, 56, 60, 64, 65, 70, 78, 79, 80, 84, 91, 96, 104, 105, 112, 120, 128, 130, 140, 156, 158, 160, 168, 182, 192, 195, 208, 210, 224, 237, 240, 256, 260, 273, 280, 312, 316, 320, 336, 364, 384, 390, 395, 416, 420, 448, 455, 474, 480, 512, 520, 546, 553, 560, 624, 632, 640, 672, 728, 768, 780, 790, 832, 840, 896, 910, 948, 960, 1027, 1040, 1092, 1106, 1120, 1185, 1248, 1264, 1280, 1344, 1365, 1456, 1536, 1560, 1580, 1659, 1664, 1680, 1792, 1820, 1896, 1920, 2054, 2080, 2184, 2212, 2240, 2370, 2496, 2528, 2560, 2688, 2730, 2765, 2912, 3081, 3120, 3160, 3318, 3328, 3360, 3584, 3640, 3792, 3840, 4108, 4160, 4368, 4424, 4480, 4740, 4992, 5056, 5135, 5376, 5460, 5530, 5824, 6162, 6240, 6320, 6636, 6656, 6720, 7189, 7280, 7584, 7680, 8216, 8295, 8320, 8736, 8848, 8960, 9480, 9984, 10112, 10270, 10752, 10920, 11060, 11648, 12324, 12480, 12640, 13272, 13440, 14378, 14560, 15168, 15405, 16432, 16590, 16640, 17472, 17696, 17920, 18960, 19968, 20224, 20540, 21567, 21840, 22120, 23296, 24648, 24960, 25280, 26544, 26880, 28756, 29120, 30336, 30810, 32864, 33180, 33280, 34944, 35392, 35945, 37920, 40448, 41080, 43134, 43680, 44240, 46592, 49296, 49920, 50560, 53088, 53760, 57512, 58240, 60672, 61620, 65728, 66360, 69888, 70784, 71890, 75840, 82160, 86268, 87360, 88480, 98592, 99840, 101120, 106176, 107835, 115024, 116480, 121344, 123240, 131456, 132720, 139776, 141568, 143780, 151680, 164320, 172536, 174720, 176960, 197184, 202240, 212352, 215670, 230048, 232960, 246480, 262912, 265440, 283136, 287560, 303360, 328640, 345072, 349440, 353920, 394368, 424704, 431340, 460096, 492960, 525824, 530880, 575120, 606720, 657280, 690144, 698880, 707840, 788736, 849408, 862680, 920192, 985920, 1061760, 1150240, 1314560, 1380288, 1415680, 1577472, 1725360, 1840384, 1971840, 2123520, 2300480, 2629120, 2760576, 3450720, 3680768, 3943680, 4247040, 4600960, 5521152, 6901440, 7887360, 9201920, 11042304, 13802880, 18403840, 27605760, 55211520]

約数ペア:

[(1, 55211520), (2, 27605760), (3, 18403840), (4, 13802880), (5, 11042304), (6, 9201920), (7, 7887360), (8, 6901440), (10, 5521152), (12, 4600960), (13, 4247040), (14, 3943680), (15, 3680768), (16, 3450720), (20, 2760576), (21, 2629120), (24, 2300480), (26, 2123520), (28, 1971840), (30, 1840384), (32, 1725360), (35, 1577472), (39, 1415680), (40, 1380288), (42, 1314560), (48, 1150240), (52, 1061760), (56, 985920), (60, 920192), (64, 862680), (65, 849408), (70, 788736), (78, 707840), (79, 698880), (80, 690144), (84, 657280), (91, 606720), (96, 575120), (104, 530880), (105, 525824), (112, 492960), (120, 460096), (128, 431340), (130, 424704), (140, 394368), (156, 353920), (158, 349440), (160, 345072), (168, 328640), (182, 303360), (192, 287560), (195, 283136), (208, 265440), (210, 262912), (224, 246480), (237, 232960), (240, 230048), (256, 215670), (260, 212352), (273, 202240), (280, 197184), (312, 176960), (316, 174720), (320, 172536), (336, 164320), (364, 151680), (384, 143780), (390, 141568), (395, 139776), (416, 132720), (420, 131456), (448, 123240), (455, 121344), (474, 116480), (480, 115024), (512, 107835), (520, 106176), (546, 101120), (553, 99840), (560, 98592), (624, 88480), (632, 87360), (640, 86268), (672, 82160), (728, 75840), (768, 71890), (780, 70784), (790, 69888), (832, 66360), (840, 65728), (896, 61620), (910, 60672), (948, 58240), (960, 57512), (1027, 53760), (1040, 53088), (1092, 50560), (1106, 49920), (1120, 49296), (1185, 46592), (1248, 44240), (1264, 43680), (1280, 43134), (1344, 41080), (1365, 40448), (1456, 37920), (1536, 35945), (1560, 35392), (1580, 34944), (1659, 33280), (1664, 33180), (1680, 32864), (1792, 30810), (1820, 30336), (1896, 29120), (1920, 28756), (2054, 26880), (2080, 26544), (2184, 25280), (2212, 24960), (2240, 24648), (2370, 23296), (2496, 22120), (2528, 21840), (2560, 21567), (2688, 20540), (2730, 20224), (2765, 19968), (2912, 18960), (3081, 17920), (3120, 17696), (3160, 17472), (3318, 16640), (3328, 16590), (3360, 16432), (3584, 15405), (3640, 15168), (3792, 14560), (3840, 14378), (4108, 13440), (4160, 13272), (4368, 12640), (4424, 12480), (4480, 12324), (4740, 11648), (4992, 11060), (5056, 10920), (5135, 10752), (5376, 10270), (5460, 10112), (5530, 9984), (5824, 9480), (6162, 8960), (6240, 8848), (6320, 8736), (6636, 8320), (6656, 8295), (6720, 8216), (7189, 7680), (7280, 7584)]