280031952

素因数分解:

$2^4\times 3^1\times {\mathrm{71}}^1\times {\mathrm{127}}^1\times {\mathrm{647}}^1$

素因数の和:856

約数の個数: 80

約数和(自身を含む): 740524032

約数和(自身を除く): 460492080

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 71, 127, 142, 213, 254, 284, 381, 426, 508, 568, 647, 762, 852, 1016, 1136, 1294, 1524, 1704, 1941, 2032, 2588, 3048, 3408, 3882, 5176, 6096, 7764, 9017, 10352, 15528, 18034, 27051, 31056, 36068, 45937, 54102, 72136, 82169, 91874, 108204, 137811, 144272, 164338, 183748, 216408, 246507, 275622, 328676, 367496, 432816, 493014, 551244, 657352, 734992, 986028, 1102488, 1314704, 1972056, 2204976, 3944112, 5833999, 11667998, 17501997, 23335996, 35003994, 46671992, 70007988, 93343984, 140015976, 280031952]

約数ペア:

[(1, 280031952), (2, 140015976), (3, 93343984), (4, 70007988), (6, 46671992), (8, 35003994), (12, 23335996), (16, 17501997), (24, 11667998), (48, 5833999), (71, 3944112), (127, 2204976), (142, 1972056), (213, 1314704), (254, 1102488), (284, 986028), (381, 734992), (426, 657352), (508, 551244), (568, 493014), (647, 432816), (762, 367496), (852, 328676), (1016, 275622), (1136, 246507), (1294, 216408), (1524, 183748), (1704, 164338), (1941, 144272), (2032, 137811), (2588, 108204), (3048, 91874), (3408, 82169), (3882, 72136), (5176, 54102), (6096, 45937), (7764, 36068), (9017, 31056), (10352, 27051), (15528, 18034)]