15686760

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{2143}}^1$

素因数の和:2218

約数の個数: 64

約数和(自身を含む): 47854080

約数和(自身を除く): 32167320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 61, 120, 122, 183, 244, 305, 366, 488, 610, 732, 915, 1220, 1464, 1830, 2143, 2440, 3660, 4286, 6429, 7320, 8572, 10715, 12858, 17144, 21430, 25716, 32145, 42860, 51432, 64290, 85720, 128580, 130723, 257160, 261446, 392169, 522892, 653615, 784338, 1045784, 1307230, 1568676, 1960845, 2614460, 3137352, 3921690, 5228920, 7843380, 15686760]

約数ペア:

[(1, 15686760), (2, 7843380), (3, 5228920), (4, 3921690), (5, 3137352), (6, 2614460), (8, 1960845), (10, 1568676), (12, 1307230), (15, 1045784), (20, 784338), (24, 653615), (30, 522892), (40, 392169), (60, 261446), (61, 257160), (120, 130723), (122, 128580), (183, 85720), (244, 64290), (305, 51432), (366, 42860), (488, 32145), (610, 25716), (732, 21430), (915, 17144), (1220, 12858), (1464, 10715), (1830, 8572), (2143, 7320), (2440, 6429), (3660, 4286)]