724929280

素因数分解:

$2^8\times 5^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1\times {\mathrm{107}}^1$

素因数の和:274

約数の個数: 144

約数和(自身を含む): 1801336320

約数和(自身を除く): 1076407040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 67, 79, 80, 107, 128, 134, 158, 160, 214, 256, 268, 316, 320, 335, 395, 428, 535, 536, 632, 640, 670, 790, 856, 1070, 1072, 1264, 1280, 1340, 1580, 1712, 2140, 2144, 2528, 2680, 3160, 3424, 4280, 4288, 5056, 5293, 5360, 6320, 6848, 7169, 8453, 8560, 8576, 10112, 10586, 10720, 12640, 13696, 14338, 16906, 17120, 17152, 20224, 21172, 21440, 25280, 26465, 27392, 28676, 33812, 34240, 35845, 42265, 42344, 42880, 50560, 52930, 57352, 67624, 68480, 71690, 84530, 84688, 85760, 101120, 105860, 114704, 135248, 136960, 143380, 169060, 169376, 211720, 229408, 270496, 286760, 338120, 338752, 423440, 458816, 540992, 566351, 573520, 676240, 677504, 846880, 917632, 1081984, 1132702, 1147040, 1352480, 1355008, 1693760, 1835264, 2163968, 2265404, 2294080, 2704960, 2831755, 3387520, 4530808, 4588160, 5409920, 5663510, 6775040, 9061616, 9176320, 10819840, 11327020, 18123232, 22654040, 36246464, 45308080, 72492928, 90616160, 144985856, 181232320, 362464640, 724929280]

約数ペア:

[(1, 724929280), (2, 362464640), (4, 181232320), (5, 144985856), (8, 90616160), (10, 72492928), (16, 45308080), (20, 36246464), (32, 22654040), (40, 18123232), (64, 11327020), (67, 10819840), (79, 9176320), (80, 9061616), (107, 6775040), (128, 5663510), (134, 5409920), (158, 4588160), (160, 4530808), (214, 3387520), (256, 2831755), (268, 2704960), (316, 2294080), (320, 2265404), (335, 2163968), (395, 1835264), (428, 1693760), (535, 1355008), (536, 1352480), (632, 1147040), (640, 1132702), (670, 1081984), (790, 917632), (856, 846880), (1070, 677504), (1072, 676240), (1264, 573520), (1280, 566351), (1340, 540992), (1580, 458816), (1712, 423440), (2140, 338752), (2144, 338120), (2528, 286760), (2680, 270496), (3160, 229408), (3424, 211720), (4280, 169376), (4288, 169060), (5056, 143380), (5293, 136960), (5360, 135248), (6320, 114704), (6848, 105860), (7169, 101120), (8453, 85760), (8560, 84688), (8576, 84530), (10112, 71690), (10586, 68480), (10720, 67624), (12640, 57352), (13696, 52930), (14338, 50560), (16906, 42880), (17120, 42344), (17152, 42265), (20224, 35845), (21172, 34240), (21440, 33812), (25280, 28676), (26465, 27392)]