118979840

素因数分解:

$2^8\times 5^1\times 7^3\times {\mathrm{271}}^1$

素因数の和:313

約数の個数: 144

約数和(自身を含む): 333580800

約数和(自身を除く): 214600960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 128, 140, 160, 196, 224, 245, 256, 271, 280, 320, 343, 392, 448, 490, 542, 560, 640, 686, 784, 896, 980, 1084, 1120, 1280, 1355, 1372, 1568, 1715, 1792, 1897, 1960, 2168, 2240, 2710, 2744, 3136, 3430, 3794, 3920, 4336, 4480, 5420, 5488, 6272, 6860, 7588, 7840, 8672, 8960, 9485, 10840, 10976, 12544, 13279, 13720, 15176, 15680, 17344, 18970, 21680, 21952, 26558, 27440, 30352, 31360, 34688, 37940, 43360, 43904, 53116, 54880, 60704, 62720, 66395, 69376, 75880, 86720, 87808, 92953, 106232, 109760, 121408, 132790, 151760, 173440, 185906, 212464, 219520, 242816, 265580, 303520, 346880, 371812, 424928, 439040, 464765, 485632, 531160, 607040, 743624, 849856, 929530, 1062320, 1214080, 1487248, 1699712, 1859060, 2124640, 2428160, 2974496, 3399424, 3718120, 4249280, 5948992, 7436240, 8498560, 11897984, 14872480, 16997120, 23795968, 29744960, 59489920, 118979840]

約数ペア:

[(1, 118979840), (2, 59489920), (4, 29744960), (5, 23795968), (7, 16997120), (8, 14872480), (10, 11897984), (14, 8498560), (16, 7436240), (20, 5948992), (28, 4249280), (32, 3718120), (35, 3399424), (40, 2974496), (49, 2428160), (56, 2124640), (64, 1859060), (70, 1699712), (80, 1487248), (98, 1214080), (112, 1062320), (128, 929530), (140, 849856), (160, 743624), (196, 607040), (224, 531160), (245, 485632), (256, 464765), (271, 439040), (280, 424928), (320, 371812), (343, 346880), (392, 303520), (448, 265580), (490, 242816), (542, 219520), (560, 212464), (640, 185906), (686, 173440), (784, 151760), (896, 132790), (980, 121408), (1084, 109760), (1120, 106232), (1280, 92953), (1355, 87808), (1372, 86720), (1568, 75880), (1715, 69376), (1792, 66395), (1897, 62720), (1960, 60704), (2168, 54880), (2240, 53116), (2710, 43904), (2744, 43360), (3136, 37940), (3430, 34688), (3794, 31360), (3920, 30352), (4336, 27440), (4480, 26558), (5420, 21952), (5488, 21680), (6272, 18970), (6860, 17344), (7588, 15680), (7840, 15176), (8672, 13720), (8960, 13279), (9485, 12544), (10840, 10976)]