18136680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{359}}^1\times {\mathrm{421}}^1$

素因数の和:794

約数の個数: 64

約数和(自身を含む): 54691200

約数和(自身を除く): 36554520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 359, 421, 718, 842, 1077, 1263, 1436, 1684, 1795, 2105, 2154, 2526, 2872, 3368, 3590, 4210, 4308, 5052, 5385, 6315, 7180, 8420, 8616, 10104, 10770, 12630, 14360, 16840, 21540, 25260, 43080, 50520, 151139, 302278, 453417, 604556, 755695, 906834, 1209112, 1511390, 1813668, 2267085, 3022780, 3627336, 4534170, 6045560, 9068340, 18136680]

約数ペア:

[(1, 18136680), (2, 9068340), (3, 6045560), (4, 4534170), (5, 3627336), (6, 3022780), (8, 2267085), (10, 1813668), (12, 1511390), (15, 1209112), (20, 906834), (24, 755695), (30, 604556), (40, 453417), (60, 302278), (120, 151139), (359, 50520), (421, 43080), (718, 25260), (842, 21540), (1077, 16840), (1263, 14360), (1436, 12630), (1684, 10770), (1795, 10104), (2105, 8616), (2154, 8420), (2526, 7180), (2872, 6315), (3368, 5385), (3590, 5052), (4210, 4308)]