138983600

素因数分解:

$2^4\times 5^2\times 7^3\times {\mathrm{1013}}^1$

素因数の和:1052

約数の個数: 120

約数和(自身を含む): 389781600

約数和(自身を除く): 250798000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 49, 50, 56, 70, 80, 98, 100, 112, 140, 175, 196, 200, 245, 280, 343, 350, 392, 400, 490, 560, 686, 700, 784, 980, 1013, 1225, 1372, 1400, 1715, 1960, 2026, 2450, 2744, 2800, 3430, 3920, 4052, 4900, 5065, 5488, 6860, 7091, 8104, 8575, 9800, 10130, 13720, 14182, 16208, 17150, 19600, 20260, 25325, 27440, 28364, 34300, 35455, 40520, 49637, 50650, 56728, 68600, 70910, 81040, 99274, 101300, 113456, 137200, 141820, 177275, 198548, 202600, 248185, 283640, 347459, 354550, 397096, 405200, 496370, 567280, 694918, 709100, 794192, 992740, 1240925, 1389836, 1418200, 1737295, 1985480, 2481850, 2779672, 2836400, 3474590, 3970960, 4963700, 5559344, 6949180, 8686475, 9927400, 13898360, 17372950, 19854800, 27796720, 34745900, 69491800, 138983600]

約数ペア:

[(1, 138983600), (2, 69491800), (4, 34745900), (5, 27796720), (7, 19854800), (8, 17372950), (10, 13898360), (14, 9927400), (16, 8686475), (20, 6949180), (25, 5559344), (28, 4963700), (35, 3970960), (40, 3474590), (49, 2836400), (50, 2779672), (56, 2481850), (70, 1985480), (80, 1737295), (98, 1418200), (100, 1389836), (112, 1240925), (140, 992740), (175, 794192), (196, 709100), (200, 694918), (245, 567280), (280, 496370), (343, 405200), (350, 397096), (392, 354550), (400, 347459), (490, 283640), (560, 248185), (686, 202600), (700, 198548), (784, 177275), (980, 141820), (1013, 137200), (1225, 113456), (1372, 101300), (1400, 99274), (1715, 81040), (1960, 70910), (2026, 68600), (2450, 56728), (2744, 50650), (2800, 49637), (3430, 40520), (3920, 35455), (4052, 34300), (4900, 28364), (5065, 27440), (5488, 25325), (6860, 20260), (7091, 19600), (8104, 17150), (8575, 16208), (9800, 14182), (10130, 13720)]