12951680

素因数分解:

$2^7\times 5^1\times 7^3\times {\mathrm{59}}^1$

素因数の和:99

約数の個数: 128

約数和(自身を含む): 36720000

約数和(自身を除く): 23768320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 59, 64, 70, 80, 98, 112, 118, 128, 140, 160, 196, 224, 236, 245, 280, 295, 320, 343, 392, 413, 448, 472, 490, 560, 590, 640, 686, 784, 826, 896, 944, 980, 1120, 1180, 1372, 1568, 1652, 1715, 1888, 1960, 2065, 2240, 2360, 2744, 2891, 3136, 3304, 3430, 3776, 3920, 4130, 4480, 4720, 5488, 5782, 6272, 6608, 6860, 7552, 7840, 8260, 9440, 10976, 11564, 13216, 13720, 14455, 15680, 16520, 18880, 20237, 21952, 23128, 26432, 27440, 28910, 31360, 33040, 37760, 40474, 43904, 46256, 52864, 54880, 57820, 66080, 80948, 92512, 101185, 109760, 115640, 132160, 161896, 185024, 202370, 219520, 231280, 264320, 323792, 370048, 404740, 462560, 647584, 809480, 925120, 1295168, 1618960, 1850240, 2590336, 3237920, 6475840, 12951680]

約数ペア:

[(1, 12951680), (2, 6475840), (4, 3237920), (5, 2590336), (7, 1850240), (8, 1618960), (10, 1295168), (14, 925120), (16, 809480), (20, 647584), (28, 462560), (32, 404740), (35, 370048), (40, 323792), (49, 264320), (56, 231280), (59, 219520), (64, 202370), (70, 185024), (80, 161896), (98, 132160), (112, 115640), (118, 109760), (128, 101185), (140, 92512), (160, 80948), (196, 66080), (224, 57820), (236, 54880), (245, 52864), (280, 46256), (295, 43904), (320, 40474), (343, 37760), (392, 33040), (413, 31360), (448, 28910), (472, 27440), (490, 26432), (560, 23128), (590, 21952), (640, 20237), (686, 18880), (784, 16520), (826, 15680), (896, 14455), (944, 13720), (980, 13216), (1120, 11564), (1180, 10976), (1372, 9440), (1568, 8260), (1652, 7840), (1715, 7552), (1888, 6860), (1960, 6608), (2065, 6272), (2240, 5782), (2360, 5488), (2744, 4720), (2891, 4480), (3136, 4130), (3304, 3920), (3430, 3776)]