65486640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{97}}^2$

素因数の和:239

約数の個数: 120

約数和(自身を含む): 212196240

約数和(自身を除く): 146709600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 29, 30, 40, 48, 58, 60, 80, 87, 97, 116, 120, 145, 174, 194, 232, 240, 290, 291, 348, 388, 435, 464, 485, 580, 582, 696, 776, 870, 970, 1160, 1164, 1392, 1455, 1552, 1740, 1940, 2320, 2328, 2813, 2910, 3480, 3880, 4656, 5626, 5820, 6960, 7760, 8439, 9409, 11252, 11640, 14065, 16878, 18818, 22504, 23280, 28130, 28227, 33756, 37636, 42195, 45008, 47045, 56260, 56454, 67512, 75272, 84390, 94090, 112520, 112908, 135024, 141135, 150544, 168780, 188180, 225040, 225816, 272861, 282270, 337560, 376360, 451632, 545722, 564540, 675120, 752720, 818583, 1091444, 1129080, 1364305, 1637166, 2182888, 2258160, 2728610, 3274332, 4092915, 4365776, 5457220, 6548664, 8185830, 10914440, 13097328, 16371660, 21828880, 32743320, 65486640]

約数ペア:

[(1, 65486640), (2, 32743320), (3, 21828880), (4, 16371660), (5, 13097328), (6, 10914440), (8, 8185830), (10, 6548664), (12, 5457220), (15, 4365776), (16, 4092915), (20, 3274332), (24, 2728610), (29, 2258160), (30, 2182888), (40, 1637166), (48, 1364305), (58, 1129080), (60, 1091444), (80, 818583), (87, 752720), (97, 675120), (116, 564540), (120, 545722), (145, 451632), (174, 376360), (194, 337560), (232, 282270), (240, 272861), (290, 225816), (291, 225040), (348, 188180), (388, 168780), (435, 150544), (464, 141135), (485, 135024), (580, 112908), (582, 112520), (696, 94090), (776, 84390), (870, 75272), (970, 67512), (1160, 56454), (1164, 56260), (1392, 47045), (1455, 45008), (1552, 42195), (1740, 37636), (1940, 33756), (2320, 28227), (2328, 28130), (2813, 23280), (2910, 22504), (3480, 18818), (3880, 16878), (4656, 14065), (5626, 11640), (5820, 11252), (6960, 9409), (7760, 8439)]