155297408

素因数分解:

$2^7\times 7^1\times {\mathrm{353}}^1\times {\mathrm{491}}^1$

素因数の和:865

約数の個数: 64

約数和(自身を含む): 355302720

約数和(自身を除く): 200005312

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 353, 448, 491, 706, 896, 982, 1412, 1964, 2471, 2824, 3437, 3928, 4942, 5648, 6874, 7856, 9884, 11296, 13748, 15712, 19768, 22592, 27496, 31424, 39536, 45184, 54992, 62848, 79072, 109984, 158144, 173323, 219968, 316288, 346646, 439936, 693292, 1213261, 1386584, 2426522, 2773168, 4853044, 5546336, 9706088, 11092672, 19412176, 22185344, 38824352, 77648704, 155297408]

約数ペア:

[(1, 155297408), (2, 77648704), (4, 38824352), (7, 22185344), (8, 19412176), (14, 11092672), (16, 9706088), (28, 5546336), (32, 4853044), (56, 2773168), (64, 2426522), (112, 1386584), (128, 1213261), (224, 693292), (353, 439936), (448, 346646), (491, 316288), (706, 219968), (896, 173323), (982, 158144), (1412, 109984), (1964, 79072), (2471, 62848), (2824, 54992), (3437, 45184), (3928, 39536), (4942, 31424), (5648, 27496), (6874, 22592), (7856, 19768), (9884, 15712), (11296, 13748)]