72443740

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^2\times {\mathrm{59}}^1\times {\mathrm{73}}^1$

素因数の和:199

約数の個数: 72

約数和(自身を含む): 162424080

約数和(自身を除く): 89980340

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 59, 73, 116, 118, 145, 146, 236, 290, 292, 295, 365, 580, 590, 730, 841, 1180, 1460, 1682, 1711, 2117, 3364, 3422, 4205, 4234, 4307, 6844, 8410, 8468, 8555, 8614, 10585, 16820, 17110, 17228, 21170, 21535, 34220, 42340, 43070, 49619, 61393, 86140, 99238, 122786, 124903, 198476, 245572, 248095, 249806, 306965, 496190, 499612, 613930, 624515, 992380, 1227860, 1249030, 2498060, 3622187, 7244374, 14488748, 18110935, 36221870, 72443740]

約数ペア:

[(1, 72443740), (2, 36221870), (4, 18110935), (5, 14488748), (10, 7244374), (20, 3622187), (29, 2498060), (58, 1249030), (59, 1227860), (73, 992380), (116, 624515), (118, 613930), (145, 499612), (146, 496190), (236, 306965), (290, 249806), (292, 248095), (295, 245572), (365, 198476), (580, 124903), (590, 122786), (730, 99238), (841, 86140), (1180, 61393), (1460, 49619), (1682, 43070), (1711, 42340), (2117, 34220), (3364, 21535), (3422, 21170), (4205, 17228), (4234, 17110), (4307, 16820), (6844, 10585), (8410, 8614), (8468, 8555)]