31571760

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{11959}}^1$

素因数の和:11986

約数の個数: 80

約数和(自身を含む): 106778880

約数和(自身を除く): 75207120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 66, 80, 88, 110, 120, 132, 165, 176, 220, 240, 264, 330, 440, 528, 660, 880, 1320, 2640, 11959, 23918, 35877, 47836, 59795, 71754, 95672, 119590, 131549, 143508, 179385, 191344, 239180, 263098, 287016, 358770, 394647, 478360, 526196, 574032, 657745, 717540, 789294, 956720, 1052392, 1315490, 1435080, 1578588, 1973235, 2104784, 2630980, 2870160, 3157176, 3946470, 5261960, 6314352, 7892940, 10523920, 15785880, 31571760]

約数ペア:

[(1, 31571760), (2, 15785880), (3, 10523920), (4, 7892940), (5, 6314352), (6, 5261960), (8, 3946470), (10, 3157176), (11, 2870160), (12, 2630980), (15, 2104784), (16, 1973235), (20, 1578588), (22, 1435080), (24, 1315490), (30, 1052392), (33, 956720), (40, 789294), (44, 717540), (48, 657745), (55, 574032), (60, 526196), (66, 478360), (80, 394647), (88, 358770), (110, 287016), (120, 263098), (132, 239180), (165, 191344), (176, 179385), (220, 143508), (240, 131549), (264, 119590), (330, 95672), (440, 71754), (528, 59795), (660, 47836), (880, 35877), (1320, 23918), (2640, 11959)]