81239568

素因数分解:

$2^4\times 3^1\times {\mathrm{37}}^1\times {\mathrm{149}}^1\times {\mathrm{307}}^1$

素因数の和:504

約数の個数: 80

約数和(自身を含む): 217694400

約数和(自身を除く): 136454832

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 37, 48, 74, 111, 148, 149, 222, 296, 298, 307, 444, 447, 592, 596, 614, 888, 894, 921, 1192, 1228, 1776, 1788, 1842, 2384, 2456, 3576, 3684, 4912, 5513, 7152, 7368, 11026, 11359, 14736, 16539, 22052, 22718, 33078, 34077, 44104, 45436, 45743, 66156, 68154, 88208, 90872, 91486, 132312, 136308, 137229, 181744, 182972, 264624, 272616, 274458, 365944, 545232, 548916, 731888, 1097832, 1692491, 2195664, 3384982, 5077473, 6769964, 10154946, 13539928, 20309892, 27079856, 40619784, 81239568]

約数ペア:

[(1, 81239568), (2, 40619784), (3, 27079856), (4, 20309892), (6, 13539928), (8, 10154946), (12, 6769964), (16, 5077473), (24, 3384982), (37, 2195664), (48, 1692491), (74, 1097832), (111, 731888), (148, 548916), (149, 545232), (222, 365944), (296, 274458), (298, 272616), (307, 264624), (444, 182972), (447, 181744), (592, 137229), (596, 136308), (614, 132312), (888, 91486), (894, 90872), (921, 88208), (1192, 68154), (1228, 66156), (1776, 45743), (1788, 45436), (1842, 44104), (2384, 34077), (2456, 33078), (3576, 22718), (3684, 22052), (4912, 16539), (5513, 14736), (7152, 11359), (7368, 11026)]