86871480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{389}}^1\times {\mathrm{1861}}^1$

素因数の和:2264

約数の個数: 64

約数和(自身を含む): 261424800

約数和(自身を除く): 174553320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 389, 778, 1167, 1556, 1861, 1945, 2334, 3112, 3722, 3890, 4668, 5583, 5835, 7444, 7780, 9305, 9336, 11166, 11670, 14888, 15560, 18610, 22332, 23340, 27915, 37220, 44664, 46680, 55830, 74440, 111660, 223320, 723929, 1447858, 2171787, 2895716, 3619645, 4343574, 5791432, 7239290, 8687148, 10858935, 14478580, 17374296, 21717870, 28957160, 43435740, 86871480]

約数ペア:

[(1, 86871480), (2, 43435740), (3, 28957160), (4, 21717870), (5, 17374296), (6, 14478580), (8, 10858935), (10, 8687148), (12, 7239290), (15, 5791432), (20, 4343574), (24, 3619645), (30, 2895716), (40, 2171787), (60, 1447858), (120, 723929), (389, 223320), (778, 111660), (1167, 74440), (1556, 55830), (1861, 46680), (1945, 44664), (2334, 37220), (3112, 27915), (3722, 23340), (3890, 22332), (4668, 18610), (5583, 15560), (5835, 14888), (7444, 11670), (7780, 11166), (9305, 9336)]