1987845480

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{75641}}^1$

素因数の和:75731

約数の個数: 96

約数和(自身を含む): 6549084360

約数和(自身を除く): 4561238880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 73, 90, 120, 146, 180, 219, 292, 360, 365, 438, 584, 657, 730, 876, 1095, 1314, 1460, 1752, 2190, 2628, 2920, 3285, 4380, 5256, 6570, 8760, 13140, 26280, 75641, 151282, 226923, 302564, 378205, 453846, 605128, 680769, 756410, 907692, 1134615, 1361538, 1512820, 1815384, 2269230, 2723076, 3025640, 3403845, 4538460, 5446152, 5521793, 6807690, 9076920, 11043586, 13615380, 16565379, 22087172, 27230760, 27608965, 33130758, 44174344, 49696137, 55217930, 66261516, 82826895, 99392274, 110435860, 132523032, 165653790, 198784548, 220871720, 248480685, 331307580, 397569096, 496961370, 662615160, 993922740, 1987845480]

約数ペア:

[(1, 1987845480), (2, 993922740), (3, 662615160), (4, 496961370), (5, 397569096), (6, 331307580), (8, 248480685), (9, 220871720), (10, 198784548), (12, 165653790), (15, 132523032), (18, 110435860), (20, 99392274), (24, 82826895), (30, 66261516), (36, 55217930), (40, 49696137), (45, 44174344), (60, 33130758), (72, 27608965), (73, 27230760), (90, 22087172), (120, 16565379), (146, 13615380), (180, 11043586), (219, 9076920), (292, 6807690), (360, 5521793), (365, 5446152), (438, 4538460), (584, 3403845), (657, 3025640), (730, 2723076), (876, 2269230), (1095, 1815384), (1314, 1512820), (1460, 1361538), (1752, 1134615), (2190, 907692), (2628, 756410), (2920, 680769), (3285, 605128), (4380, 453846), (5256, 378205), (6570, 302564), (8760, 226923), (13140, 151282), (26280, 75641)]