320399946

素因数分解:

$2^1\times 3^2\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{313}}^1$

素因数の和:440

約数の個数: 96

約数和(自身を含む): 753863760

約数和(自身を除く): 433463814

約数列:

[1, 2, 3, 6, 9, 18, 29, 37, 53, 58, 74, 87, 106, 111, 159, 174, 222, 261, 313, 318, 333, 477, 522, 626, 666, 939, 954, 1073, 1537, 1878, 1961, 2146, 2817, 3074, 3219, 3922, 4611, 5634, 5883, 6438, 9077, 9222, 9657, 11581, 11766, 13833, 16589, 17649, 18154, 19314, 23162, 27231, 27666, 33178, 34743, 35298, 49767, 54462, 56869, 69486, 81693, 99534, 104229, 113738, 149301, 163386, 170607, 208458, 298602, 335849, 341214, 481081, 511821, 613793, 671698, 962162, 1007547, 1023642, 1227586, 1443243, 1841379, 2015094, 2886486, 3022641, 3682758, 4329729, 5524137, 6045282, 8659458, 11048274, 17799997, 35599994, 53399991, 106799982, 160199973, 320399946]

約数ペア:

[(1, 320399946), (2, 160199973), (3, 106799982), (6, 53399991), (9, 35599994), (18, 17799997), (29, 11048274), (37, 8659458), (53, 6045282), (58, 5524137), (74, 4329729), (87, 3682758), (106, 3022641), (111, 2886486), (159, 2015094), (174, 1841379), (222, 1443243), (261, 1227586), (313, 1023642), (318, 1007547), (333, 962162), (477, 671698), (522, 613793), (626, 511821), (666, 481081), (939, 341214), (954, 335849), (1073, 298602), (1537, 208458), (1878, 170607), (1961, 163386), (2146, 149301), (2817, 113738), (3074, 104229), (3219, 99534), (3922, 81693), (4611, 69486), (5634, 56869), (5883, 54462), (6438, 49767), (9077, 35298), (9222, 34743), (9657, 33178), (11581, 27666), (11766, 27231), (13833, 23162), (16589, 19314), (17649, 18154)]