68536620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{349}}^1\times {\mathrm{1091}}^1$

素因数の和:1455

約数の個数: 72

約数和(自身を含む): 208681200

約数和(自身を除く): 140144580

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 349, 698, 1047, 1091, 1396, 1745, 2094, 2182, 3141, 3273, 3490, 4188, 4364, 5235, 5455, 6282, 6546, 6980, 9819, 10470, 10910, 12564, 13092, 15705, 16365, 19638, 20940, 21820, 31410, 32730, 39276, 49095, 62820, 65460, 98190, 196380, 380759, 761518, 1142277, 1523036, 1903795, 2284554, 3426831, 3807590, 4569108, 5711385, 6853662, 7615180, 11422770, 13707324, 17134155, 22845540, 34268310, 68536620]

約数ペア:

[(1, 68536620), (2, 34268310), (3, 22845540), (4, 17134155), (5, 13707324), (6, 11422770), (9, 7615180), (10, 6853662), (12, 5711385), (15, 4569108), (18, 3807590), (20, 3426831), (30, 2284554), (36, 1903795), (45, 1523036), (60, 1142277), (90, 761518), (180, 380759), (349, 196380), (698, 98190), (1047, 65460), (1091, 62820), (1396, 49095), (1745, 39276), (2094, 32730), (2182, 31410), (3141, 21820), (3273, 20940), (3490, 19638), (4188, 16365), (4364, 15705), (5235, 13092), (5455, 12564), (6282, 10910), (6546, 10470), (6980, 9819)]