39993552

素因数分解:

$2^4\times 3^2\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{157}}^1$

素因数の和:261

約数の個数: 120

約数和(自身を含む): 118433640

約数和(自身を除く): 78440088

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 29, 36, 48, 58, 61, 72, 87, 116, 122, 144, 157, 174, 183, 232, 244, 261, 314, 348, 366, 464, 471, 488, 522, 549, 628, 696, 732, 942, 976, 1044, 1098, 1256, 1392, 1413, 1464, 1769, 1884, 2088, 2196, 2512, 2826, 2928, 3538, 3768, 4176, 4392, 4553, 5307, 5652, 7076, 7536, 8784, 9106, 9577, 10614, 11304, 13659, 14152, 15921, 18212, 19154, 21228, 22608, 27318, 28304, 28731, 31842, 36424, 38308, 40977, 42456, 54636, 57462, 63684, 72848, 76616, 81954, 84912, 86193, 109272, 114924, 127368, 153232, 163908, 172386, 218544, 229848, 254736, 277733, 327816, 344772, 459696, 555466, 655632, 689544, 833199, 1110932, 1379088, 1666398, 2221864, 2499597, 3332796, 4443728, 4999194, 6665592, 9998388, 13331184, 19996776, 39993552]

約数ペア:

[(1, 39993552), (2, 19996776), (3, 13331184), (4, 9998388), (6, 6665592), (8, 4999194), (9, 4443728), (12, 3332796), (16, 2499597), (18, 2221864), (24, 1666398), (29, 1379088), (36, 1110932), (48, 833199), (58, 689544), (61, 655632), (72, 555466), (87, 459696), (116, 344772), (122, 327816), (144, 277733), (157, 254736), (174, 229848), (183, 218544), (232, 172386), (244, 163908), (261, 153232), (314, 127368), (348, 114924), (366, 109272), (464, 86193), (471, 84912), (488, 81954), (522, 76616), (549, 72848), (628, 63684), (696, 57462), (732, 54636), (942, 42456), (976, 40977), (1044, 38308), (1098, 36424), (1256, 31842), (1392, 28731), (1413, 28304), (1464, 27318), (1769, 22608), (1884, 21228), (2088, 19154), (2196, 18212), (2512, 15921), (2826, 14152), (2928, 13659), (3538, 11304), (3768, 10614), (4176, 9577), (4392, 9106), (4553, 8784), (5307, 7536), (5652, 7076)]