123630920

素因数分解:

$2^3\times 5^1\times 7^3\times {\mathrm{9011}}^1$

素因数の和:9043

約数の個数: 64

約数和(自身を含む): 324432000

約数和(自身を除く): 200801080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 343, 392, 490, 686, 980, 1372, 1715, 1960, 2744, 3430, 6860, 9011, 13720, 18022, 36044, 45055, 63077, 72088, 90110, 126154, 180220, 252308, 315385, 360440, 441539, 504616, 630770, 883078, 1261540, 1766156, 2207695, 2523080, 3090773, 3532312, 4415390, 6181546, 8830780, 12363092, 15453865, 17661560, 24726184, 30907730, 61815460, 123630920]

約数ペア:

[(1, 123630920), (2, 61815460), (4, 30907730), (5, 24726184), (7, 17661560), (8, 15453865), (10, 12363092), (14, 8830780), (20, 6181546), (28, 4415390), (35, 3532312), (40, 3090773), (49, 2523080), (56, 2207695), (70, 1766156), (98, 1261540), (140, 883078), (196, 630770), (245, 504616), (280, 441539), (343, 360440), (392, 315385), (490, 252308), (686, 180220), (980, 126154), (1372, 90110), (1715, 72088), (1960, 63077), (2744, 45055), (3430, 36044), (6860, 18022), (9011, 13720)]