393742880

素因数分解:

$2^5\times 5^1\times {\mathrm{107}}^1\times {\mathrm{109}}^1\times {\mathrm{211}}^1$

素因数の和:442

約数の個数: 96

約数和(自身を含む): 952015680

約数和(自身を除く): 558272800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 107, 109, 160, 211, 214, 218, 422, 428, 436, 535, 545, 844, 856, 872, 1055, 1070, 1090, 1688, 1712, 1744, 2110, 2140, 2180, 3376, 3424, 3488, 4220, 4280, 4360, 6752, 8440, 8560, 8720, 11663, 16880, 17120, 17440, 22577, 22999, 23326, 33760, 45154, 45998, 46652, 58315, 90308, 91996, 93304, 112885, 114995, 116630, 180616, 183992, 186608, 225770, 229990, 233260, 361232, 367984, 373216, 451540, 459980, 466520, 722464, 735968, 903080, 919960, 933040, 1806160, 1839920, 1866080, 2460893, 3612320, 3679840, 4921786, 9843572, 12304465, 19687144, 24608930, 39374288, 49217860, 78748576, 98435720, 196871440, 393742880]

約数ペア:

[(1, 393742880), (2, 196871440), (4, 98435720), (5, 78748576), (8, 49217860), (10, 39374288), (16, 24608930), (20, 19687144), (32, 12304465), (40, 9843572), (80, 4921786), (107, 3679840), (109, 3612320), (160, 2460893), (211, 1866080), (214, 1839920), (218, 1806160), (422, 933040), (428, 919960), (436, 903080), (535, 735968), (545, 722464), (844, 466520), (856, 459980), (872, 451540), (1055, 373216), (1070, 367984), (1090, 361232), (1688, 233260), (1712, 229990), (1744, 225770), (2110, 186608), (2140, 183992), (2180, 180616), (3376, 116630), (3424, 114995), (3488, 112885), (4220, 93304), (4280, 91996), (4360, 90308), (6752, 58315), (8440, 46652), (8560, 45998), (8720, 45154), (11663, 33760), (16880, 23326), (17120, 22999), (17440, 22577)]