320141880

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{20681}}^1$

素因数の和:20741

約数の個数: 96

約数和(自身を含む): 1064709360

約数和(自身を除く): 744567480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 43, 45, 60, 72, 86, 90, 120, 129, 172, 180, 215, 258, 344, 360, 387, 430, 516, 645, 774, 860, 1032, 1290, 1548, 1720, 1935, 2580, 3096, 3870, 5160, 7740, 15480, 20681, 41362, 62043, 82724, 103405, 124086, 165448, 186129, 206810, 248172, 310215, 372258, 413620, 496344, 620430, 744516, 827240, 889283, 930645, 1240860, 1489032, 1778566, 1861290, 2481720, 2667849, 3557132, 3722580, 4446415, 5335698, 7114264, 7445160, 8003547, 8892830, 10671396, 13339245, 16007094, 17785660, 21342792, 26678490, 32014188, 35571320, 40017735, 53356980, 64028376, 80035470, 106713960, 160070940, 320141880]

約数ペア:

[(1, 320141880), (2, 160070940), (3, 106713960), (4, 80035470), (5, 64028376), (6, 53356980), (8, 40017735), (9, 35571320), (10, 32014188), (12, 26678490), (15, 21342792), (18, 17785660), (20, 16007094), (24, 13339245), (30, 10671396), (36, 8892830), (40, 8003547), (43, 7445160), (45, 7114264), (60, 5335698), (72, 4446415), (86, 3722580), (90, 3557132), (120, 2667849), (129, 2481720), (172, 1861290), (180, 1778566), (215, 1489032), (258, 1240860), (344, 930645), (360, 889283), (387, 827240), (430, 744516), (516, 620430), (645, 496344), (774, 413620), (860, 372258), (1032, 310215), (1290, 248172), (1548, 206810), (1720, 186129), (1935, 165448), (2580, 124086), (3096, 103405), (3870, 82724), (5160, 62043), (7740, 41362), (15480, 20681)]