318931264

素因数分解:

$2^6\times {\mathrm{19}}^1\times {\mathrm{353}}^1\times {\mathrm{743}}^1$

素因数の和:1127

約数の個数: 56

約数和(自身を含む): 668975040

約数和(自身を除く): 350043776

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 152, 304, 353, 608, 706, 743, 1216, 1412, 1486, 2824, 2972, 5648, 5944, 6707, 11296, 11888, 13414, 14117, 22592, 23776, 26828, 28234, 47552, 53656, 56468, 107312, 112936, 214624, 225872, 262279, 429248, 451744, 524558, 903488, 1049116, 2098232, 4196464, 4983301, 8392928, 9966602, 16785856, 19933204, 39866408, 79732816, 159465632, 318931264]

約数ペア:

[(1, 318931264), (2, 159465632), (4, 79732816), (8, 39866408), (16, 19933204), (19, 16785856), (32, 9966602), (38, 8392928), (64, 4983301), (76, 4196464), (152, 2098232), (304, 1049116), (353, 903488), (608, 524558), (706, 451744), (743, 429248), (1216, 262279), (1412, 225872), (1486, 214624), (2824, 112936), (2972, 107312), (5648, 56468), (5944, 53656), (6707, 47552), (11296, 28234), (11888, 26828), (13414, 23776), (14117, 22592)]