678254080

素因数分解:

$2^9\times 5^1\times 7^2\times {\mathrm{5407}}^1$

素因数の和:5444

約数の個数: 120

約数和(自身を含む): 1892075328

約数和(自身を除く): 1213821248

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, 280, 320, 392, 448, 490, 512, 560, 640, 784, 896, 980, 1120, 1280, 1568, 1792, 1960, 2240, 2560, 3136, 3584, 3920, 4480, 5407, 6272, 7840, 8960, 10814, 12544, 15680, 17920, 21628, 25088, 27035, 31360, 37849, 43256, 54070, 62720, 75698, 86512, 108140, 125440, 151396, 173024, 189245, 216280, 264943, 302792, 346048, 378490, 432560, 529886, 605584, 692096, 756980, 865120, 1059772, 1211168, 1324715, 1384192, 1513960, 1730240, 2119544, 2422336, 2649430, 2768384, 3027920, 3460480, 4239088, 4844672, 5298860, 6055840, 6920960, 8478176, 9689344, 10597720, 12111680, 13841920, 16956352, 19378688, 21195440, 24223360, 33912704, 42390880, 48446720, 67825408, 84781760, 96893440, 135650816, 169563520, 339127040, 678254080]

約数ペア:

[(1, 678254080), (2, 339127040), (4, 169563520), (5, 135650816), (7, 96893440), (8, 84781760), (10, 67825408), (14, 48446720), (16, 42390880), (20, 33912704), (28, 24223360), (32, 21195440), (35, 19378688), (40, 16956352), (49, 13841920), (56, 12111680), (64, 10597720), (70, 9689344), (80, 8478176), (98, 6920960), (112, 6055840), (128, 5298860), (140, 4844672), (160, 4239088), (196, 3460480), (224, 3027920), (245, 2768384), (256, 2649430), (280, 2422336), (320, 2119544), (392, 1730240), (448, 1513960), (490, 1384192), (512, 1324715), (560, 1211168), (640, 1059772), (784, 865120), (896, 756980), (980, 692096), (1120, 605584), (1280, 529886), (1568, 432560), (1792, 378490), (1960, 346048), (2240, 302792), (2560, 264943), (3136, 216280), (3584, 189245), (3920, 173024), (4480, 151396), (5407, 125440), (6272, 108140), (7840, 86512), (8960, 75698), (10814, 62720), (12544, 54070), (15680, 43256), (17920, 37849), (21628, 31360), (25088, 27035)]