680235720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{298349}}^1$

素因数の和:298382

約数の個数: 64

約数和(自身を含む): 2148120000

約数和(自身を除く): 1467884280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 190, 228, 285, 380, 456, 570, 760, 1140, 2280, 298349, 596698, 895047, 1193396, 1491745, 1790094, 2386792, 2983490, 3580188, 4475235, 5668631, 5966980, 7160376, 8950470, 11337262, 11933960, 17005893, 17900940, 22674524, 28343155, 34011786, 35801880, 45349048, 56686310, 68023572, 85029465, 113372620, 136047144, 170058930, 226745240, 340117860, 680235720]

約数ペア:

[(1, 680235720), (2, 340117860), (3, 226745240), (4, 170058930), (5, 136047144), (6, 113372620), (8, 85029465), (10, 68023572), (12, 56686310), (15, 45349048), (19, 35801880), (20, 34011786), (24, 28343155), (30, 22674524), (38, 17900940), (40, 17005893), (57, 11933960), (60, 11337262), (76, 8950470), (95, 7160376), (114, 5966980), (120, 5668631), (152, 4475235), (190, 3580188), (228, 2983490), (285, 2386792), (380, 1790094), (456, 1491745), (570, 1193396), (760, 895047), (1140, 596698), (2280, 298349)]