81028080

素因数分解:

$2^4\times 3^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{233}}^1$

素因数の和:285

約数の個数: 320

約数和(自身を含む): 334264320

約数和(自身を除く): 253236240

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 23, 24, 27, 28, 30, 35, 36, 40, 42, 45, 46, 48, 54, 56, 60, 63, 69, 70, 72, 80, 84, 90, 92, 105, 108, 112, 115, 120, 126, 135, 138, 140, 144, 161, 168, 180, 184, 189, 207, 210, 216, 230, 233, 240, 252, 270, 276, 280, 315, 322, 336, 345, 360, 368, 378, 414, 420, 432, 460, 466, 483, 504, 540, 552, 560, 621, 630, 644, 690, 699, 720, 756, 805, 828, 840, 920, 932, 945, 966, 1008, 1035, 1080, 1104, 1165, 1242, 1260, 1288, 1380, 1398, 1449, 1512, 1610, 1631, 1656, 1680, 1840, 1864, 1890, 1932, 2070, 2097, 2160, 2330, 2415, 2484, 2520, 2576, 2760, 2796, 2898, 3024, 3105, 3220, 3262, 3312, 3495, 3728, 3780, 3864, 4140, 4194, 4347, 4660, 4830, 4893, 4968, 5040, 5359, 5520, 5592, 5796, 6210, 6291, 6440, 6524, 6990, 7245, 7560, 7728, 8155, 8280, 8388, 8694, 9320, 9660, 9786, 9936, 10485, 10718, 11184, 11592, 12420, 12582, 12880, 13048, 13980, 14490, 14679, 15120, 16077, 16310, 16560, 16776, 17388, 18640, 19320, 19572, 20970, 21436, 21735, 23184, 24465, 24840, 25164, 26096, 26795, 27960, 28980, 29358, 31455, 32154, 32620, 33552, 34776, 37513, 38640, 39144, 41940, 42872, 43470, 44037, 48231, 48930, 49680, 50328, 53590, 55920, 57960, 58716, 62910, 64308, 65240, 69552, 73395, 75026, 78288, 80385, 83880, 85744, 86940, 88074, 96462, 97860, 100656, 107180, 112539, 115920, 117432, 125820, 128616, 130480, 144693, 146790, 150052, 160770, 167760, 173880, 176148, 187565, 192924, 195720, 214360, 220185, 225078, 234864, 241155, 251640, 257232, 289386, 293580, 300104, 321540, 337617, 347760, 352296, 375130, 385848, 391440, 428720, 440370, 450156, 482310, 503280, 562695, 578772, 587160, 600208, 643080, 675234, 704592, 723465, 750260, 771696, 880740, 900312, 964620, 1012851, 1125390, 1157544, 1174320, 1286160, 1350468, 1446930, 1500520, 1688085, 1761480, 1800624, 1929240, 2025702, 2250780, 2315088, 2700936, 2893860, 3001040, 3376170, 3522960, 3858480, 4051404, 4501560, 5064255, 5401872, 5787720, 6752340, 8102808, 9003120, 10128510, 11575440, 13504680, 16205616, 20257020, 27009360, 40514040, 81028080]

約数ペア:

[(1, 81028080), (2, 40514040), (3, 27009360), (4, 20257020), (5, 16205616), (6, 13504680), (7, 11575440), (8, 10128510), (9, 9003120), (10, 8102808), (12, 6752340), (14, 5787720), (15, 5401872), (16, 5064255), (18, 4501560), (20, 4051404), (21, 3858480), (23, 3522960), (24, 3376170), (27, 3001040), (28, 2893860), (30, 2700936), (35, 2315088), (36, 2250780), (40, 2025702), (42, 1929240), (45, 1800624), (46, 1761480), (48, 1688085), (54, 1500520), (56, 1446930), (60, 1350468), (63, 1286160), (69, 1174320), (70, 1157544), (72, 1125390), (80, 1012851), (84, 964620), (90, 900312), (92, 880740), (105, 771696), (108, 750260), (112, 723465), (115, 704592), (120, 675234), (126, 643080), (135, 600208), (138, 587160), (140, 578772), (144, 562695), (161, 503280), (168, 482310), (180, 450156), (184, 440370), (189, 428720), (207, 391440), (210, 385848), (216, 375130), (230, 352296), (233, 347760), (240, 337617), (252, 321540), (270, 300104), (276, 293580), (280, 289386), (315, 257232), (322, 251640), (336, 241155), (345, 234864), (360, 225078), (368, 220185), (378, 214360), (414, 195720), (420, 192924), (432, 187565), (460, 176148), (466, 173880), (483, 167760), (504, 160770), (540, 150052), (552, 146790), (560, 144693), (621, 130480), (630, 128616), (644, 125820), (690, 117432), (699, 115920), (720, 112539), (756, 107180), (805, 100656), (828, 97860), (840, 96462), (920, 88074), (932, 86940), (945, 85744), (966, 83880), (1008, 80385), (1035, 78288), (1080, 75026), (1104, 73395), (1165, 69552), (1242, 65240), (1260, 64308), (1288, 62910), (1380, 58716), (1398, 57960), (1449, 55920), (1512, 53590), (1610, 50328), (1631, 49680), (1656, 48930), (1680, 48231), (1840, 44037), (1864, 43470), (1890, 42872), (1932, 41940), (2070, 39144), (2097, 38640), (2160, 37513), (2330, 34776), (2415, 33552), (2484, 32620), (2520, 32154), (2576, 31455), (2760, 29358), (2796, 28980), (2898, 27960), (3024, 26795), (3105, 26096), (3220, 25164), (3262, 24840), (3312, 24465), (3495, 23184), (3728, 21735), (3780, 21436), (3864, 20970), (4140, 19572), (4194, 19320), (4347, 18640), (4660, 17388), (4830, 16776), (4893, 16560), (4968, 16310), (5040, 16077), (5359, 15120), (5520, 14679), (5592, 14490), (5796, 13980), (6210, 13048), (6291, 12880), (6440, 12582), (6524, 12420), (6990, 11592), (7245, 11184), (7560, 10718), (7728, 10485), (8155, 9936), (8280, 9786), (8388, 9660), (8694, 9320)]