258579968

素因数分解:

$2^9\times {\mathrm{19}}^2\times {\mathrm{1399}}^1$

素因数の和:1455

約数の個数: 60

約数和(自身を含む): 545668200

約数和(自身を除く): 287088232

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 152, 256, 304, 361, 512, 608, 722, 1216, 1399, 1444, 2432, 2798, 2888, 4864, 5596, 5776, 9728, 11192, 11552, 22384, 23104, 26581, 44768, 46208, 53162, 89536, 92416, 106324, 179072, 184832, 212648, 358144, 425296, 505039, 716288, 850592, 1010078, 1701184, 2020156, 3402368, 4040312, 6804736, 8080624, 13609472, 16161248, 32322496, 64644992, 129289984, 258579968]

約数ペア:

[(1, 258579968), (2, 129289984), (4, 64644992), (8, 32322496), (16, 16161248), (19, 13609472), (32, 8080624), (38, 6804736), (64, 4040312), (76, 3402368), (128, 2020156), (152, 1701184), (256, 1010078), (304, 850592), (361, 716288), (512, 505039), (608, 425296), (722, 358144), (1216, 212648), (1399, 184832), (1444, 179072), (2432, 106324), (2798, 92416), (2888, 89536), (4864, 53162), (5596, 46208), (5776, 44768), (9728, 26581), (11192, 23104), (11552, 22384)]