28470816

素因数分解:

$2^5\times 3^2\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1$

素因数の和:100

約数の個数: 216

約数和(自身を含む): 95855760

約数和(自身を除く): 67384944

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 19, 22, 24, 32, 33, 36, 38, 43, 44, 48, 57, 66, 72, 76, 86, 88, 96, 99, 114, 121, 129, 132, 144, 152, 171, 172, 176, 198, 209, 228, 242, 258, 264, 288, 304, 342, 344, 352, 363, 387, 396, 418, 456, 473, 484, 516, 528, 608, 627, 684, 688, 726, 774, 792, 817, 836, 912, 946, 968, 1032, 1056, 1089, 1254, 1368, 1376, 1419, 1452, 1548, 1584, 1634, 1672, 1824, 1881, 1892, 1936, 2064, 2178, 2299, 2451, 2508, 2736, 2838, 2904, 3096, 3168, 3268, 3344, 3762, 3784, 3872, 4128, 4257, 4356, 4598, 4902, 5016, 5203, 5472, 5676, 5808, 6192, 6536, 6688, 6897, 7353, 7524, 7568, 8514, 8712, 8987, 9196, 9804, 10032, 10406, 11352, 11616, 12384, 13072, 13794, 14706, 15048, 15136, 15609, 17028, 17424, 17974, 18392, 19608, 20064, 20691, 20812, 22704, 26144, 26961, 27588, 29412, 30096, 31218, 34056, 34848, 35948, 36784, 39216, 41382, 41624, 45408, 46827, 53922, 55176, 58824, 60192, 62436, 68112, 71896, 73568, 78432, 80883, 82764, 83248, 93654, 98857, 107844, 110352, 117648, 124872, 136224, 143792, 161766, 165528, 166496, 187308, 197714, 215688, 220704, 235296, 249744, 287584, 296571, 323532, 331056, 374616, 395428, 431376, 499488, 593142, 647064, 662112, 749232, 790856, 862752, 889713, 1186284, 1294128, 1498464, 1581712, 1779426, 2372568, 2588256, 3163424, 3558852, 4745136, 7117704, 9490272, 14235408, 28470816]

約数ペア:

[(1, 28470816), (2, 14235408), (3, 9490272), (4, 7117704), (6, 4745136), (8, 3558852), (9, 3163424), (11, 2588256), (12, 2372568), (16, 1779426), (18, 1581712), (19, 1498464), (22, 1294128), (24, 1186284), (32, 889713), (33, 862752), (36, 790856), (38, 749232), (43, 662112), (44, 647064), (48, 593142), (57, 499488), (66, 431376), (72, 395428), (76, 374616), (86, 331056), (88, 323532), (96, 296571), (99, 287584), (114, 249744), (121, 235296), (129, 220704), (132, 215688), (144, 197714), (152, 187308), (171, 166496), (172, 165528), (176, 161766), (198, 143792), (209, 136224), (228, 124872), (242, 117648), (258, 110352), (264, 107844), (288, 98857), (304, 93654), (342, 83248), (344, 82764), (352, 80883), (363, 78432), (387, 73568), (396, 71896), (418, 68112), (456, 62436), (473, 60192), (484, 58824), (516, 55176), (528, 53922), (608, 46827), (627, 45408), (684, 41624), (688, 41382), (726, 39216), (774, 36784), (792, 35948), (817, 34848), (836, 34056), (912, 31218), (946, 30096), (968, 29412), (1032, 27588), (1056, 26961), (1089, 26144), (1254, 22704), (1368, 20812), (1376, 20691), (1419, 20064), (1452, 19608), (1548, 18392), (1584, 17974), (1634, 17424), (1672, 17028), (1824, 15609), (1881, 15136), (1892, 15048), (1936, 14706), (2064, 13794), (2178, 13072), (2299, 12384), (2451, 11616), (2508, 11352), (2736, 10406), (2838, 10032), (2904, 9804), (3096, 9196), (3168, 8987), (3268, 8712), (3344, 8514), (3762, 7568), (3784, 7524), (3872, 7353), (4128, 6897), (4257, 6688), (4356, 6536), (4598, 6192), (4902, 5808), (5016, 5676), (5203, 5472)]