128917080

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{358103}}^1$

素因数の和:358120

約数の個数: 48

約数和(自身を含む): 418981680

約数和(自身を除く): 290064600

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 358103, 716206, 1074309, 1432412, 1790515, 2148618, 2864824, 3222927, 3581030, 4297236, 5371545, 6445854, 7162060, 8594472, 10743090, 12891708, 14324120, 16114635, 21486180, 25783416, 32229270, 42972360, 64458540, 128917080]

約数ペア:

[(1, 128917080), (2, 64458540), (3, 42972360), (4, 32229270), (5, 25783416), (6, 21486180), (8, 16114635), (9, 14324120), (10, 12891708), (12, 10743090), (15, 8594472), (18, 7162060), (20, 6445854), (24, 5371545), (30, 4297236), (36, 3581030), (40, 3222927), (45, 2864824), (60, 2148618), (72, 1790515), (90, 1432412), (120, 1074309), (180, 716206), (360, 358103)]