189621880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{9277}}^1$

素因数の和:9368

約数の個数: 64

約数和(自身を含む): 494331840

約数和(自身を除く): 304709960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 73, 140, 146, 280, 292, 365, 511, 584, 730, 1022, 1460, 2044, 2555, 2920, 4088, 5110, 9277, 10220, 18554, 20440, 37108, 46385, 64939, 74216, 92770, 129878, 185540, 259756, 324695, 371080, 519512, 649390, 677221, 1298780, 1354442, 2597560, 2708884, 3386105, 4740547, 5417768, 6772210, 9481094, 13544420, 18962188, 23702735, 27088840, 37924376, 47405470, 94810940, 189621880]

約数ペア:

[(1, 189621880), (2, 94810940), (4, 47405470), (5, 37924376), (7, 27088840), (8, 23702735), (10, 18962188), (14, 13544420), (20, 9481094), (28, 6772210), (35, 5417768), (40, 4740547), (56, 3386105), (70, 2708884), (73, 2597560), (140, 1354442), (146, 1298780), (280, 677221), (292, 649390), (365, 519512), (511, 371080), (584, 324695), (730, 259756), (1022, 185540), (1460, 129878), (2044, 92770), (2555, 74216), (2920, 64939), (4088, 46385), (5110, 37108), (9277, 20440), (10220, 18554)]