20742691872

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{73}}^1\times {\mathrm{6311}}^1$

素因数の和:6471

約数の個数: 192

約数和(自身を含む): 64032159744

約数和(自身を除く): 43289467872

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 67, 73, 84, 96, 112, 134, 146, 168, 201, 219, 224, 268, 292, 336, 402, 438, 469, 511, 536, 584, 672, 804, 876, 938, 1022, 1072, 1168, 1407, 1533, 1608, 1752, 1876, 2044, 2144, 2336, 2814, 3066, 3216, 3504, 3752, 4088, 4891, 5628, 6132, 6311, 6432, 7008, 7504, 8176, 9782, 11256, 12264, 12622, 14673, 15008, 16352, 18933, 19564, 22512, 24528, 25244, 29346, 34237, 37866, 39128, 44177, 45024, 49056, 50488, 58692, 68474, 75732, 78256, 88354, 100976, 102711, 117384, 132531, 136948, 151464, 156512, 176708, 201952, 205422, 234768, 265062, 273896, 302928, 353416, 410844, 422837, 460703, 469536, 530124, 547792, 605856, 706832, 821688, 845674, 921406, 1060248, 1095584, 1268511, 1382109, 1413664, 1643376, 1691348, 1842812, 2120496, 2537022, 2764218, 2959859, 3224921, 3286752, 3382696, 3685624, 4240992, 5074044, 5528436, 5919718, 6449842, 6765392, 7371248, 8879577, 9674763, 10148088, 11056872, 11839436, 12899684, 13530784, 14742496, 17759154, 19349526, 20296176, 22113744, 23678872, 25799368, 30867101, 35518308, 38699052, 40592352, 44227488, 47357744, 51598736, 61734202, 71036616, 77398104, 92601303, 94715488, 103197472, 123468404, 142073232, 154796208, 185202606, 216069707, 246936808, 284146464, 309592416, 370405212, 432139414, 493873616, 648209121, 740810424, 864278828, 987747232, 1296418242, 1481620848, 1728557656, 2592836484, 2963241696, 3457115312, 5185672968, 6914230624, 10371345936, 20742691872]

約数ペア:

[(1, 20742691872), (2, 10371345936), (3, 6914230624), (4, 5185672968), (6, 3457115312), (7, 2963241696), (8, 2592836484), (12, 1728557656), (14, 1481620848), (16, 1296418242), (21, 987747232), (24, 864278828), (28, 740810424), (32, 648209121), (42, 493873616), (48, 432139414), (56, 370405212), (67, 309592416), (73, 284146464), (84, 246936808), (96, 216069707), (112, 185202606), (134, 154796208), (146, 142073232), (168, 123468404), (201, 103197472), (219, 94715488), (224, 92601303), (268, 77398104), (292, 71036616), (336, 61734202), (402, 51598736), (438, 47357744), (469, 44227488), (511, 40592352), (536, 38699052), (584, 35518308), (672, 30867101), (804, 25799368), (876, 23678872), (938, 22113744), (1022, 20296176), (1072, 19349526), (1168, 17759154), (1407, 14742496), (1533, 13530784), (1608, 12899684), (1752, 11839436), (1876, 11056872), (2044, 10148088), (2144, 9674763), (2336, 8879577), (2814, 7371248), (3066, 6765392), (3216, 6449842), (3504, 5919718), (3752, 5528436), (4088, 5074044), (4891, 4240992), (5628, 3685624), (6132, 3382696), (6311, 3286752), (6432, 3224921), (7008, 2959859), (7504, 2764218), (8176, 2537022), (9782, 2120496), (11256, 1842812), (12264, 1691348), (12622, 1643376), (14673, 1413664), (15008, 1382109), (16352, 1268511), (18933, 1095584), (19564, 1060248), (22512, 921406), (24528, 845674), (25244, 821688), (29346, 706832), (34237, 605856), (37866, 547792), (39128, 530124), (44177, 469536), (45024, 460703), (49056, 422837), (50488, 410844), (58692, 353416), (68474, 302928), (75732, 273896), (78256, 265062), (88354, 234768), (100976, 205422), (102711, 201952), (117384, 176708), (132531, 156512), (136948, 151464)]