257231808

素因数分解:

$2^6\times 3^3\times {\mathrm{148861}}^1$

素因数の和:148882

約数の個数: 56

約数和(自身を含む): 756218960

約数和(自身を除く): 498987152

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 96, 108, 144, 192, 216, 288, 432, 576, 864, 1728, 148861, 297722, 446583, 595444, 893166, 1190888, 1339749, 1786332, 2381776, 2679498, 3572664, 4019247, 4763552, 5358996, 7145328, 8038494, 9527104, 10717992, 14290656, 16076988, 21435984, 28581312, 32153976, 42871968, 64307952, 85743936, 128615904, 257231808]

約数ペア:

[(1, 257231808), (2, 128615904), (3, 85743936), (4, 64307952), (6, 42871968), (8, 32153976), (9, 28581312), (12, 21435984), (16, 16076988), (18, 14290656), (24, 10717992), (27, 9527104), (32, 8038494), (36, 7145328), (48, 5358996), (54, 4763552), (64, 4019247), (72, 3572664), (96, 2679498), (108, 2381776), (144, 1786332), (192, 1339749), (216, 1190888), (288, 893166), (432, 595444), (576, 446583), (864, 297722), (1728, 148861)]