338652928

素因数分解:

$2^8\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{307}}^1$

素因数の和:493

約数の個数: 72

約数和(自身を含む): 705098240

約数和(自身を除く): 366445312

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 139, 248, 256, 278, 307, 496, 556, 614, 992, 1112, 1228, 1984, 2224, 2456, 3968, 4309, 4448, 4912, 7936, 8618, 8896, 9517, 9824, 17236, 17792, 19034, 19648, 34472, 35584, 38068, 39296, 42673, 68944, 76136, 78592, 85346, 137888, 152272, 170692, 275776, 304544, 341384, 551552, 609088, 682768, 1103104, 1218176, 1322863, 1365536, 2436352, 2645726, 2731072, 5291452, 5462144, 10582904, 10924288, 21165808, 42331616, 84663232, 169326464, 338652928]

約数ペア:

[(1, 338652928), (2, 169326464), (4, 84663232), (8, 42331616), (16, 21165808), (31, 10924288), (32, 10582904), (62, 5462144), (64, 5291452), (124, 2731072), (128, 2645726), (139, 2436352), (248, 1365536), (256, 1322863), (278, 1218176), (307, 1103104), (496, 682768), (556, 609088), (614, 551552), (992, 341384), (1112, 304544), (1228, 275776), (1984, 170692), (2224, 152272), (2456, 137888), (3968, 85346), (4309, 78592), (4448, 76136), (4912, 68944), (7936, 42673), (8618, 39296), (8896, 38068), (9517, 35584), (9824, 34472), (17236, 19648), (17792, 19034)]