257233760

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{241}}^1\times {\mathrm{953}}^1$

素因数の和:1216

約数の個数: 96

約数和(自身を含む): 698144832

約数和(自身を除く): 440911072

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 241, 280, 482, 560, 953, 964, 1120, 1205, 1687, 1906, 1928, 2410, 3374, 3812, 3856, 4765, 4820, 6671, 6748, 7624, 7712, 8435, 9530, 9640, 13342, 13496, 15248, 16870, 19060, 19280, 26684, 26992, 30496, 33355, 33740, 38120, 38560, 53368, 53984, 66710, 67480, 76240, 106736, 133420, 134960, 152480, 213472, 229673, 266840, 269920, 459346, 533680, 918692, 1067360, 1148365, 1607711, 1837384, 2296730, 3215422, 3674768, 4593460, 6430844, 7349536, 8038555, 9186920, 12861688, 16077110, 18373840, 25723376, 32154220, 36747680, 51446752, 64308440, 128616880, 257233760]

約数ペア:

[(1, 257233760), (2, 128616880), (4, 64308440), (5, 51446752), (7, 36747680), (8, 32154220), (10, 25723376), (14, 18373840), (16, 16077110), (20, 12861688), (28, 9186920), (32, 8038555), (35, 7349536), (40, 6430844), (56, 4593460), (70, 3674768), (80, 3215422), (112, 2296730), (140, 1837384), (160, 1607711), (224, 1148365), (241, 1067360), (280, 918692), (482, 533680), (560, 459346), (953, 269920), (964, 266840), (1120, 229673), (1205, 213472), (1687, 152480), (1906, 134960), (1928, 133420), (2410, 106736), (3374, 76240), (3812, 67480), (3856, 66710), (4765, 53984), (4820, 53368), (6671, 38560), (6748, 38120), (7624, 33740), (7712, 33355), (8435, 30496), (9530, 26992), (9640, 26684), (13342, 19280), (13496, 19060), (15248, 16870)]