118216420

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{1699}}^1$

素因数の和:1793

約数の個数: 72

約数和(自身を含む): 293025600

約数和(自身を除く): 174809180

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 71, 98, 140, 142, 196, 245, 284, 355, 490, 497, 710, 980, 994, 1420, 1699, 1988, 2485, 3398, 3479, 4970, 6796, 6958, 8495, 9940, 11893, 13916, 16990, 17395, 23786, 33980, 34790, 47572, 59465, 69580, 83251, 118930, 120629, 166502, 237860, 241258, 333004, 416255, 482516, 603145, 832510, 844403, 1206290, 1665020, 1688806, 2412580, 3377612, 4222015, 5910821, 8444030, 11821642, 16888060, 23643284, 29554105, 59108210, 118216420]

約数ペア:

[(1, 118216420), (2, 59108210), (4, 29554105), (5, 23643284), (7, 16888060), (10, 11821642), (14, 8444030), (20, 5910821), (28, 4222015), (35, 3377612), (49, 2412580), (70, 1688806), (71, 1665020), (98, 1206290), (140, 844403), (142, 832510), (196, 603145), (245, 482516), (284, 416255), (355, 333004), (490, 241258), (497, 237860), (710, 166502), (980, 120629), (994, 118930), (1420, 83251), (1699, 69580), (1988, 59465), (2485, 47572), (3398, 34790), (3479, 33980), (4970, 23786), (6796, 17395), (6958, 16990), (8495, 13916), (9940, 11893)]