208775880

素因数分解:

$2^3\times 3^5\times 5^1\times {\mathrm{47}}^1\times {\mathrm{457}}^1$

素因数の和:530

約数の個数: 192

約数和(自身を含む): 720195840

約数和(自身を除く): 511419960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 47, 54, 60, 72, 81, 90, 94, 108, 120, 135, 141, 162, 180, 188, 216, 235, 243, 270, 282, 324, 360, 376, 405, 423, 457, 470, 486, 540, 564, 648, 705, 810, 846, 914, 940, 972, 1080, 1128, 1215, 1269, 1371, 1410, 1620, 1692, 1828, 1880, 1944, 2115, 2285, 2430, 2538, 2742, 2820, 3240, 3384, 3656, 3807, 4113, 4230, 4570, 4860, 5076, 5484, 5640, 6345, 6855, 7614, 8226, 8460, 9140, 9720, 10152, 10968, 11421, 12339, 12690, 13710, 15228, 16452, 16920, 18280, 19035, 20565, 21479, 22842, 24678, 25380, 27420, 30456, 32904, 37017, 38070, 41130, 42958, 45684, 49356, 50760, 54840, 57105, 61695, 64437, 74034, 76140, 82260, 85916, 91368, 98712, 107395, 111051, 114210, 123390, 128874, 148068, 152280, 164520, 171832, 185085, 193311, 214790, 222102, 228420, 246780, 257748, 296136, 322185, 370170, 386622, 429580, 444204, 456840, 493560, 515496, 555255, 579933, 644370, 740340, 773244, 859160, 888408, 966555, 1110510, 1159866, 1288740, 1480680, 1546488, 1739799, 1933110, 2221020, 2319732, 2577480, 2899665, 3479598, 3866220, 4442040, 4639464, 5219397, 5799330, 6959196, 7732440, 8698995, 10438794, 11598660, 13918392, 17397990, 20877588, 23197320, 26096985, 34795980, 41755176, 52193970, 69591960, 104387940, 208775880]

約数ペア:

[(1, 208775880), (2, 104387940), (3, 69591960), (4, 52193970), (5, 41755176), (6, 34795980), (8, 26096985), (9, 23197320), (10, 20877588), (12, 17397990), (15, 13918392), (18, 11598660), (20, 10438794), (24, 8698995), (27, 7732440), (30, 6959196), (36, 5799330), (40, 5219397), (45, 4639464), (47, 4442040), (54, 3866220), (60, 3479598), (72, 2899665), (81, 2577480), (90, 2319732), (94, 2221020), (108, 1933110), (120, 1739799), (135, 1546488), (141, 1480680), (162, 1288740), (180, 1159866), (188, 1110510), (216, 966555), (235, 888408), (243, 859160), (270, 773244), (282, 740340), (324, 644370), (360, 579933), (376, 555255), (405, 515496), (423, 493560), (457, 456840), (470, 444204), (486, 429580), (540, 386622), (564, 370170), (648, 322185), (705, 296136), (810, 257748), (846, 246780), (914, 228420), (940, 222102), (972, 214790), (1080, 193311), (1128, 185085), (1215, 171832), (1269, 164520), (1371, 152280), (1410, 148068), (1620, 128874), (1692, 123390), (1828, 114210), (1880, 111051), (1944, 107395), (2115, 98712), (2285, 91368), (2430, 85916), (2538, 82260), (2742, 76140), (2820, 74034), (3240, 64437), (3384, 61695), (3656, 57105), (3807, 54840), (4113, 50760), (4230, 49356), (4570, 45684), (4860, 42958), (5076, 41130), (5484, 38070), (5640, 37017), (6345, 32904), (6855, 30456), (7614, 27420), (8226, 25380), (8460, 24678), (9140, 22842), (9720, 21479), (10152, 20565), (10968, 19035), (11421, 18280), (12339, 16920), (12690, 16452), (13710, 15228)]