69489280

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{15511}}^1$

素因数の和:15537

約数の個数: 64

約数和(自身を含む): 189866880

約数和(自身を除く): 120377600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 280, 320, 448, 560, 640, 896, 1120, 2240, 4480, 15511, 31022, 62044, 77555, 108577, 124088, 155110, 217154, 248176, 310220, 434308, 496352, 542885, 620440, 868616, 992704, 1085770, 1240880, 1737232, 1985408, 2171540, 2481760, 3474464, 4343080, 4963520, 6948928, 8686160, 9927040, 13897856, 17372320, 34744640, 69489280]

約数ペア:

[(1, 69489280), (2, 34744640), (4, 17372320), (5, 13897856), (7, 9927040), (8, 8686160), (10, 6948928), (14, 4963520), (16, 4343080), (20, 3474464), (28, 2481760), (32, 2171540), (35, 1985408), (40, 1737232), (56, 1240880), (64, 1085770), (70, 992704), (80, 868616), (112, 620440), (128, 542885), (140, 496352), (160, 434308), (224, 310220), (280, 248176), (320, 217154), (448, 155110), (560, 124088), (640, 108577), (896, 77555), (1120, 62044), (2240, 31022), (4480, 15511)]