69440840

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{499}}^1$

素因数の和:595

約数の個数: 96

約数和(自身を含む): 184680000

約数和(自身を除く): 115239160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 71, 98, 140, 142, 196, 245, 280, 284, 355, 392, 490, 497, 499, 568, 710, 980, 994, 998, 1420, 1960, 1988, 1996, 2485, 2495, 2840, 3479, 3493, 3976, 3992, 4970, 4990, 6958, 6986, 9940, 9980, 13916, 13972, 17395, 17465, 19880, 19960, 24451, 27832, 27944, 34790, 34930, 35429, 48902, 69580, 69860, 70858, 97804, 122255, 139160, 139720, 141716, 177145, 195608, 244510, 248003, 283432, 354290, 489020, 496006, 708580, 978040, 992012, 1240015, 1417160, 1736021, 1984024, 2480030, 3472042, 4960060, 6944084, 8680105, 9920120, 13888168, 17360210, 34720420, 69440840]

約数ペア:

[(1, 69440840), (2, 34720420), (4, 17360210), (5, 13888168), (7, 9920120), (8, 8680105), (10, 6944084), (14, 4960060), (20, 3472042), (28, 2480030), (35, 1984024), (40, 1736021), (49, 1417160), (56, 1240015), (70, 992012), (71, 978040), (98, 708580), (140, 496006), (142, 489020), (196, 354290), (245, 283432), (280, 248003), (284, 244510), (355, 195608), (392, 177145), (490, 141716), (497, 139720), (499, 139160), (568, 122255), (710, 97804), (980, 70858), (994, 69860), (998, 69580), (1420, 48902), (1960, 35429), (1988, 34930), (1996, 34790), (2485, 27944), (2495, 27832), (2840, 24451), (3479, 19960), (3493, 19880), (3976, 17465), (3992, 17395), (4970, 13972), (4990, 13916), (6958, 9980), (6986, 9940)]