149284240

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{269}}^1\times {\mathrm{991}}^1$

素因数の和:1280

約数の個数: 80

約数和(自身を含む): 398545920

約数和(自身を除く): 249261680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 269, 280, 538, 560, 991, 1076, 1345, 1883, 1982, 2152, 2690, 3766, 3964, 4304, 4955, 5380, 6937, 7532, 7928, 9415, 9910, 10760, 13874, 15064, 15856, 18830, 19820, 21520, 27748, 30128, 34685, 37660, 39640, 55496, 69370, 75320, 79280, 110992, 138740, 150640, 266579, 277480, 533158, 554960, 1066316, 1332895, 1866053, 2132632, 2665790, 3732106, 4265264, 5331580, 7464212, 9330265, 10663160, 14928424, 18660530, 21326320, 29856848, 37321060, 74642120, 149284240]

約数ペア:

[(1, 149284240), (2, 74642120), (4, 37321060), (5, 29856848), (7, 21326320), (8, 18660530), (10, 14928424), (14, 10663160), (16, 9330265), (20, 7464212), (28, 5331580), (35, 4265264), (40, 3732106), (56, 2665790), (70, 2132632), (80, 1866053), (112, 1332895), (140, 1066316), (269, 554960), (280, 533158), (538, 277480), (560, 266579), (991, 150640), (1076, 138740), (1345, 110992), (1883, 79280), (1982, 75320), (2152, 69370), (2690, 55496), (3766, 39640), (3964, 37660), (4304, 34685), (4955, 30128), (5380, 27748), (6937, 21520), (7532, 19820), (7928, 18830), (9415, 15856), (9910, 15064), (10760, 13874)]