245806688

素因数分解:

$2^5\times {\mathrm{31}}^1\times {\mathrm{37}}^2\times {\mathrm{181}}^1$

素因数の和:296

約数の個数: 72

約数和(自身を含む): 516245184

約数和(自身を除く): 270438496

約数列:

[1, 2, 4, 8, 16, 31, 32, 37, 62, 74, 124, 148, 181, 248, 296, 362, 496, 592, 724, 992, 1147, 1184, 1369, 1448, 2294, 2738, 2896, 4588, 5476, 5611, 5792, 6697, 9176, 10952, 11222, 13394, 18352, 21904, 22444, 26788, 36704, 42439, 43808, 44888, 53576, 84878, 89776, 107152, 169756, 179552, 207607, 214304, 247789, 339512, 415214, 495578, 679024, 830428, 991156, 1358048, 1660856, 1982312, 3321712, 3964624, 6643424, 7681459, 7929248, 15362918, 30725836, 61451672, 122903344, 245806688]

約数ペア:

[(1, 245806688), (2, 122903344), (4, 61451672), (8, 30725836), (16, 15362918), (31, 7929248), (32, 7681459), (37, 6643424), (62, 3964624), (74, 3321712), (124, 1982312), (148, 1660856), (181, 1358048), (248, 991156), (296, 830428), (362, 679024), (496, 495578), (592, 415214), (724, 339512), (992, 247789), (1147, 214304), (1184, 207607), (1369, 179552), (1448, 169756), (2294, 107152), (2738, 89776), (2896, 84878), (4588, 53576), (5476, 44888), (5611, 43808), (5792, 42439), (6697, 36704), (9176, 26788), (10952, 22444), (11222, 21904), (13394, 18352)]