1518449840

素因数分解:

$2^4\times 5^1\times {\mathrm{107}}^1\times {\mathrm{179}}^1\times {\mathrm{991}}^1$

素因数の和:1290

約数の個数: 80

約数和(自身を含む): 3586913280

約数和(自身を除く): 2068463440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 107, 179, 214, 358, 428, 535, 716, 856, 895, 991, 1070, 1432, 1712, 1790, 1982, 2140, 2864, 3580, 3964, 4280, 4955, 7160, 7928, 8560, 9910, 14320, 15856, 19153, 19820, 38306, 39640, 76612, 79280, 95765, 106037, 153224, 177389, 191530, 212074, 306448, 354778, 383060, 424148, 530185, 709556, 766120, 848296, 886945, 1060370, 1419112, 1532240, 1696592, 1773890, 2120740, 2838224, 3547780, 4241480, 7095560, 8482960, 14191120, 18980623, 37961246, 75922492, 94903115, 151844984, 189806230, 303689968, 379612460, 759224920, 1518449840]

約数ペア:

[(1, 1518449840), (2, 759224920), (4, 379612460), (5, 303689968), (8, 189806230), (10, 151844984), (16, 94903115), (20, 75922492), (40, 37961246), (80, 18980623), (107, 14191120), (179, 8482960), (214, 7095560), (358, 4241480), (428, 3547780), (535, 2838224), (716, 2120740), (856, 1773890), (895, 1696592), (991, 1532240), (1070, 1419112), (1432, 1060370), (1712, 886945), (1790, 848296), (1982, 766120), (2140, 709556), (2864, 530185), (3580, 424148), (3964, 383060), (4280, 354778), (4955, 306448), (7160, 212074), (7928, 191530), (8560, 177389), (9910, 153224), (14320, 106037), (15856, 95765), (19153, 79280), (19820, 76612), (38306, 39640)]