81386208

素因数分解:

$2^5\times 3^4\times {\mathrm{17}}^1\times {\mathrm{1847}}^1$

素因数の和:1886

約数の個数: 120

約数和(自身を含む): 253571472

約数和(自身を除く): 172185264

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 27, 32, 34, 36, 48, 51, 54, 68, 72, 81, 96, 102, 108, 136, 144, 153, 162, 204, 216, 272, 288, 306, 324, 408, 432, 459, 544, 612, 648, 816, 864, 918, 1224, 1296, 1377, 1632, 1836, 1847, 2448, 2592, 2754, 3672, 3694, 4896, 5508, 5541, 7344, 7388, 11016, 11082, 14688, 14776, 16623, 22032, 22164, 29552, 31399, 33246, 44064, 44328, 49869, 59104, 62798, 66492, 88656, 94197, 99738, 125596, 132984, 149607, 177312, 188394, 199476, 251192, 265968, 282591, 299214, 376788, 398952, 502384, 531936, 565182, 598428, 753576, 797904, 847773, 1004768, 1130364, 1196856, 1507152, 1595808, 1695546, 2260728, 2393712, 2543319, 3014304, 3391092, 4521456, 4787424, 5086638, 6782184, 9042912, 10173276, 13564368, 20346552, 27128736, 40693104, 81386208]

約数ペア:

[(1, 81386208), (2, 40693104), (3, 27128736), (4, 20346552), (6, 13564368), (8, 10173276), (9, 9042912), (12, 6782184), (16, 5086638), (17, 4787424), (18, 4521456), (24, 3391092), (27, 3014304), (32, 2543319), (34, 2393712), (36, 2260728), (48, 1695546), (51, 1595808), (54, 1507152), (68, 1196856), (72, 1130364), (81, 1004768), (96, 847773), (102, 797904), (108, 753576), (136, 598428), (144, 565182), (153, 531936), (162, 502384), (204, 398952), (216, 376788), (272, 299214), (288, 282591), (306, 265968), (324, 251192), (408, 199476), (432, 188394), (459, 177312), (544, 149607), (612, 132984), (648, 125596), (816, 99738), (864, 94197), (918, 88656), (1224, 66492), (1296, 62798), (1377, 59104), (1632, 49869), (1836, 44328), (1847, 44064), (2448, 33246), (2592, 31399), (2754, 29552), (3672, 22164), (3694, 22032), (4896, 16623), (5508, 14776), (5541, 14688), (7344, 11082), (7388, 11016)]