21811840920

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{191}}^1\times {\mathrm{2579}}^1$

素因数の和:2831

約数の個数: 256

約数和(自身を含む): 74898432000

約数和(自身を除く): 53086591080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 41, 45, 54, 60, 72, 82, 90, 108, 120, 123, 135, 164, 180, 191, 205, 216, 246, 270, 328, 360, 369, 382, 410, 492, 540, 573, 615, 738, 764, 820, 955, 984, 1080, 1107, 1146, 1230, 1476, 1528, 1640, 1719, 1845, 1910, 2214, 2292, 2460, 2579, 2865, 2952, 3438, 3690, 3820, 4428, 4584, 4920, 5157, 5158, 5535, 5730, 6876, 7380, 7640, 7737, 7831, 8595, 8856, 10314, 10316, 11070, 11460, 12895, 13752, 14760, 15474, 15662, 17190, 20628, 20632, 22140, 22920, 23211, 23493, 25785, 25790, 30948, 31324, 34380, 38685, 39155, 41256, 44280, 46422, 46986, 51570, 51580, 61896, 62648, 68760, 69633, 70479, 77370, 78310, 92844, 93972, 103140, 103160, 105739, 116055, 117465, 139266, 140958, 154740, 156620, 185688, 187944, 206280, 211437, 211478, 232110, 234930, 278532, 281916, 309480, 313240, 317217, 348165, 352395, 422874, 422956, 464220, 469860, 492589, 528695, 557064, 563832, 634434, 696330, 704790, 845748, 845912, 928440, 939720, 951651, 985178, 1057185, 1057390, 1268868, 1392660, 1409580, 1477767, 1586085, 1691496, 1903302, 1970356, 2114370, 2114780, 2462945, 2537736, 2785320, 2819160, 2854953, 2955534, 3172170, 3806604, 3940712, 4228740, 4229560, 4433301, 4758255, 4925890, 5709906, 5911068, 6344340, 7388835, 7613208, 8457480, 8866602, 9516510, 9851780, 11419812, 11822136, 12688680, 13299903, 14274765, 14777670, 17733204, 19033020, 19703560, 20196149, 22166505, 22839624, 26599806, 28549530, 29555340, 35466408, 38066040, 40392298, 44333010, 53199612, 57099060, 59110680, 60588447, 66499515, 80784596, 88666020, 100980745, 106399224, 114198120, 121176894, 132999030, 161569192, 177332040, 181765341, 201961490, 242353788, 265998060, 302942235, 363530682, 403922980, 484707576, 531996120, 545296023, 605884470, 727061364, 807845960, 908826705, 1090592046, 1211768940, 1454122728, 1817653410, 2181184092, 2423537880, 2726480115, 3635306820, 4362368184, 5452960230, 7270613640, 10905920460, 21811840920]

約数ペア:

[(1, 21811840920), (2, 10905920460), (3, 7270613640), (4, 5452960230), (5, 4362368184), (6, 3635306820), (8, 2726480115), (9, 2423537880), (10, 2181184092), (12, 1817653410), (15, 1454122728), (18, 1211768940), (20, 1090592046), (24, 908826705), (27, 807845960), (30, 727061364), (36, 605884470), (40, 545296023), (41, 531996120), (45, 484707576), (54, 403922980), (60, 363530682), (72, 302942235), (82, 265998060), (90, 242353788), (108, 201961490), (120, 181765341), (123, 177332040), (135, 161569192), (164, 132999030), (180, 121176894), (191, 114198120), (205, 106399224), (216, 100980745), (246, 88666020), (270, 80784596), (328, 66499515), (360, 60588447), (369, 59110680), (382, 57099060), (410, 53199612), (492, 44333010), (540, 40392298), (573, 38066040), (615, 35466408), (738, 29555340), (764, 28549530), (820, 26599806), (955, 22839624), (984, 22166505), (1080, 20196149), (1107, 19703560), (1146, 19033020), (1230, 17733204), (1476, 14777670), (1528, 14274765), (1640, 13299903), (1719, 12688680), (1845, 11822136), (1910, 11419812), (2214, 9851780), (2292, 9516510), (2460, 8866602), (2579, 8457480), (2865, 7613208), (2952, 7388835), (3438, 6344340), (3690, 5911068), (3820, 5709906), (4428, 4925890), (4584, 4758255), (4920, 4433301), (5157, 4229560), (5158, 4228740), (5535, 3940712), (5730, 3806604), (6876, 3172170), (7380, 2955534), (7640, 2854953), (7737, 2819160), (7831, 2785320), (8595, 2537736), (8856, 2462945), (10314, 2114780), (10316, 2114370), (11070, 1970356), (11460, 1903302), (12895, 1691496), (13752, 1586085), (14760, 1477767), (15474, 1409580), (15662, 1392660), (17190, 1268868), (20628, 1057390), (20632, 1057185), (22140, 985178), (22920, 951651), (23211, 939720), (23493, 928440), (25785, 845912), (25790, 845748), (30948, 704790), (31324, 696330), (34380, 634434), (38685, 563832), (39155, 557064), (41256, 528695), (44280, 492589), (46422, 469860), (46986, 464220), (51570, 422956), (51580, 422874), (61896, 352395), (62648, 348165), (68760, 317217), (69633, 313240), (70479, 309480), (77370, 281916), (78310, 278532), (92844, 234930), (93972, 232110), (103140, 211478), (103160, 211437), (105739, 206280), (116055, 187944), (117465, 185688), (139266, 156620), (140958, 154740)]