490487584

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{257}}^1$

素因数の和:402

約数の個数: 96

約数和(自身を含む): 1058460480

約数和(自身を除く): 567972896

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 43, 73, 76, 86, 146, 152, 172, 257, 292, 304, 344, 514, 584, 608, 688, 817, 1028, 1168, 1376, 1387, 1634, 2056, 2336, 2774, 3139, 3268, 4112, 4883, 5548, 6278, 6536, 8224, 9766, 11051, 11096, 12556, 13072, 18761, 19532, 22102, 22192, 25112, 26144, 37522, 39064, 44204, 44384, 50224, 59641, 75044, 78128, 88408, 100448, 119282, 150088, 156256, 176816, 209969, 238564, 300176, 353632, 356459, 419938, 477128, 600352, 712918, 806723, 839876, 954256, 1425836, 1613446, 1679752, 1908512, 2851672, 3226892, 3359504, 5703344, 6453784, 6719008, 11406688, 12907568, 15327737, 25815136, 30655474, 61310948, 122621896, 245243792, 490487584]

約数ペア:

[(1, 490487584), (2, 245243792), (4, 122621896), (8, 61310948), (16, 30655474), (19, 25815136), (32, 15327737), (38, 12907568), (43, 11406688), (73, 6719008), (76, 6453784), (86, 5703344), (146, 3359504), (152, 3226892), (172, 2851672), (257, 1908512), (292, 1679752), (304, 1613446), (344, 1425836), (514, 954256), (584, 839876), (608, 806723), (688, 712918), (817, 600352), (1028, 477128), (1168, 419938), (1376, 356459), (1387, 353632), (1634, 300176), (2056, 238564), (2336, 209969), (2774, 176816), (3139, 156256), (3268, 150088), (4112, 119282), (4883, 100448), (5548, 88408), (6278, 78128), (6536, 75044), (8224, 59641), (9766, 50224), (11051, 44384), (11096, 44204), (12556, 39064), (13072, 37522), (18761, 26144), (19532, 25112), (22102, 22192)]