64514040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{421}}^1\times {\mathrm{1277}}^1$

素因数の和:1712

約数の個数: 64

約数和(自身を含む): 194153760

約数和(自身を除く): 129639720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 421, 842, 1263, 1277, 1684, 2105, 2526, 2554, 3368, 3831, 4210, 5052, 5108, 6315, 6385, 7662, 8420, 10104, 10216, 12630, 12770, 15324, 16840, 19155, 25260, 25540, 30648, 38310, 50520, 51080, 76620, 153240, 537617, 1075234, 1612851, 2150468, 2688085, 3225702, 4300936, 5376170, 6451404, 8064255, 10752340, 12902808, 16128510, 21504680, 32257020, 64514040]

約数ペア:

[(1, 64514040), (2, 32257020), (3, 21504680), (4, 16128510), (5, 12902808), (6, 10752340), (8, 8064255), (10, 6451404), (12, 5376170), (15, 4300936), (20, 3225702), (24, 2688085), (30, 2150468), (40, 1612851), (60, 1075234), (120, 537617), (421, 153240), (842, 76620), (1263, 51080), (1277, 50520), (1684, 38310), (2105, 30648), (2526, 25540), (2554, 25260), (3368, 19155), (3831, 16840), (4210, 15324), (5052, 12770), (5108, 12630), (6315, 10216), (6385, 10104), (7662, 8420)]