85621680

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{1091}}^1$

素因数の和:1219

約数の個数: 120

約数和(自身を含む): 290450160

約数和(自身を除く): 204828480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 109, 120, 144, 180, 218, 240, 327, 360, 436, 545, 654, 720, 872, 981, 1090, 1091, 1308, 1635, 1744, 1962, 2180, 2182, 2616, 3270, 3273, 3924, 4360, 4364, 4905, 5232, 5455, 6540, 6546, 7848, 8720, 8728, 9810, 9819, 10910, 13080, 13092, 15696, 16365, 17456, 19620, 19638, 21820, 26160, 26184, 32730, 39240, 39276, 43640, 49095, 52368, 65460, 78480, 78552, 87280, 98190, 118919, 130920, 157104, 196380, 237838, 261840, 356757, 392760, 475676, 594595, 713514, 785520, 951352, 1070271, 1189190, 1427028, 1783785, 1902704, 2140542, 2378380, 2854056, 3567570, 4281084, 4756760, 5351355, 5708112, 7135140, 8562168, 9513520, 10702710, 14270280, 17124336, 21405420, 28540560, 42810840, 85621680]

約数ペア:

[(1, 85621680), (2, 42810840), (3, 28540560), (4, 21405420), (5, 17124336), (6, 14270280), (8, 10702710), (9, 9513520), (10, 8562168), (12, 7135140), (15, 5708112), (16, 5351355), (18, 4756760), (20, 4281084), (24, 3567570), (30, 2854056), (36, 2378380), (40, 2140542), (45, 1902704), (48, 1783785), (60, 1427028), (72, 1189190), (80, 1070271), (90, 951352), (109, 785520), (120, 713514), (144, 594595), (180, 475676), (218, 392760), (240, 356757), (327, 261840), (360, 237838), (436, 196380), (545, 157104), (654, 130920), (720, 118919), (872, 98190), (981, 87280), (1090, 78552), (1091, 78480), (1308, 65460), (1635, 52368), (1744, 49095), (1962, 43640), (2180, 39276), (2182, 39240), (2616, 32730), (3270, 26184), (3273, 26160), (3924, 21820), (4360, 19638), (4364, 19620), (4905, 17456), (5232, 16365), (5455, 15696), (6540, 13092), (6546, 13080), (7848, 10910), (8720, 9819), (8728, 9810)]