218422528

素因数分解:

$2^8\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{1619}}^1$

素因数の和:1683

約数の個数: 72

約数和(自身を含む): 476824320

約数和(自身を除く): 258401792

約数列:

[1, 2, 4, 8, 16, 17, 31, 32, 34, 62, 64, 68, 124, 128, 136, 248, 256, 272, 496, 527, 544, 992, 1054, 1088, 1619, 1984, 2108, 2176, 3238, 3968, 4216, 4352, 6476, 7936, 8432, 12952, 16864, 25904, 27523, 33728, 50189, 51808, 55046, 67456, 100378, 103616, 110092, 134912, 200756, 207232, 220184, 401512, 414464, 440368, 803024, 853213, 880736, 1606048, 1706426, 1761472, 3212096, 3412852, 3522944, 6424192, 6825704, 7045888, 12848384, 13651408, 27302816, 54605632, 109211264, 218422528]

約数ペア:

[(1, 218422528), (2, 109211264), (4, 54605632), (8, 27302816), (16, 13651408), (17, 12848384), (31, 7045888), (32, 6825704), (34, 6424192), (62, 3522944), (64, 3412852), (68, 3212096), (124, 1761472), (128, 1706426), (136, 1606048), (248, 880736), (256, 853213), (272, 803024), (496, 440368), (527, 414464), (544, 401512), (992, 220184), (1054, 207232), (1088, 200756), (1619, 134912), (1984, 110092), (2108, 103616), (2176, 100378), (3238, 67456), (3968, 55046), (4216, 51808), (4352, 50189), (6476, 33728), (7936, 27523), (8432, 25904), (12952, 16864)]