77328120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{644401}}^1$

素因数の和:644415

約数の個数: 32

約数和(自身を含む): 231984720

約数和(自身を除く): 154656600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 644401, 1288802, 1933203, 2577604, 3222005, 3866406, 5155208, 6444010, 7732812, 9666015, 12888020, 15465624, 19332030, 25776040, 38664060, 77328120]

約数ペア:

[(1, 77328120), (2, 38664060), (3, 25776040), (4, 19332030), (5, 15465624), (6, 12888020), (8, 9666015), (10, 7732812), (12, 6444010), (15, 5155208), (20, 3866406), (24, 3222005), (30, 2577604), (40, 1933203), (60, 1288802), (120, 644401)]