308981504

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{227}}^1\times {\mathrm{409}}^1$

素因数の和:665

約数の個数: 72

約数和(自身を含む): 668755920

約数和(自身を除く): 359774416

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 227, 256, 409, 416, 454, 818, 832, 908, 1636, 1664, 1816, 2951, 3272, 3328, 3632, 5317, 5902, 6544, 7264, 10634, 11804, 13088, 14528, 21268, 23608, 26176, 29056, 42536, 47216, 52352, 58112, 85072, 92843, 94432, 104704, 170144, 185686, 188864, 340288, 371372, 377728, 680576, 742744, 755456, 1206959, 1361152, 1485488, 2413918, 2970976, 4827836, 5941952, 9655672, 11883904, 19311344, 23767808, 38622688, 77245376, 154490752, 308981504]

約数ペア:

[(1, 308981504), (2, 154490752), (4, 77245376), (8, 38622688), (13, 23767808), (16, 19311344), (26, 11883904), (32, 9655672), (52, 5941952), (64, 4827836), (104, 2970976), (128, 2413918), (208, 1485488), (227, 1361152), (256, 1206959), (409, 755456), (416, 742744), (454, 680576), (818, 377728), (832, 371372), (908, 340288), (1636, 188864), (1664, 185686), (1816, 170144), (2951, 104704), (3272, 94432), (3328, 92843), (3632, 85072), (5317, 58112), (5902, 52352), (6544, 47216), (7264, 42536), (10634, 29056), (11804, 26176), (13088, 23608), (14528, 21268)]