72328960

素因数分解:

$2^8\times 5^1\times {\mathrm{11}}^2\times {\mathrm{467}}^1$

素因数の和:510

約数の個数: 108

約数和(自身を含む): 190840104

約数和(自身を除く): 118511144

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 121, 128, 160, 176, 220, 242, 256, 320, 352, 440, 467, 484, 605, 640, 704, 880, 934, 968, 1210, 1280, 1408, 1760, 1868, 1936, 2335, 2420, 2816, 3520, 3736, 3872, 4670, 4840, 5137, 7040, 7472, 7744, 9340, 9680, 10274, 14080, 14944, 15488, 18680, 19360, 20548, 25685, 29888, 30976, 37360, 38720, 41096, 51370, 56507, 59776, 74720, 77440, 82192, 102740, 113014, 119552, 149440, 154880, 164384, 205480, 226028, 282535, 298880, 328768, 410960, 452056, 565070, 597760, 657536, 821920, 904112, 1130140, 1315072, 1643840, 1808224, 2260280, 3287680, 3616448, 4520560, 6575360, 7232896, 9041120, 14465792, 18082240, 36164480, 72328960]

約数ペア:

[(1, 72328960), (2, 36164480), (4, 18082240), (5, 14465792), (8, 9041120), (10, 7232896), (11, 6575360), (16, 4520560), (20, 3616448), (22, 3287680), (32, 2260280), (40, 1808224), (44, 1643840), (55, 1315072), (64, 1130140), (80, 904112), (88, 821920), (110, 657536), (121, 597760), (128, 565070), (160, 452056), (176, 410960), (220, 328768), (242, 298880), (256, 282535), (320, 226028), (352, 205480), (440, 164384), (467, 154880), (484, 149440), (605, 119552), (640, 113014), (704, 102740), (880, 82192), (934, 77440), (968, 74720), (1210, 59776), (1280, 56507), (1408, 51370), (1760, 41096), (1868, 38720), (1936, 37360), (2335, 30976), (2420, 29888), (2816, 25685), (3520, 20548), (3736, 19360), (3872, 18680), (4670, 15488), (4840, 14944), (5137, 14080), (7040, 10274), (7472, 9680), (7744, 9340)]