1573880

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{73}}^1$

素因数の和:109

約数の個数: 96

約数和(自身を含む): 4555440

約数和(自身を除く): 2981560

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 49, 55, 56, 70, 73, 77, 88, 98, 110, 140, 146, 154, 196, 220, 245, 280, 292, 308, 365, 385, 392, 440, 490, 511, 539, 584, 616, 730, 770, 803, 980, 1022, 1078, 1460, 1540, 1606, 1960, 2044, 2156, 2555, 2695, 2920, 3080, 3212, 3577, 4015, 4088, 4312, 5110, 5390, 5621, 6424, 7154, 8030, 10220, 10780, 11242, 14308, 16060, 17885, 20440, 21560, 22484, 28105, 28616, 32120, 35770, 39347, 44968, 56210, 71540, 78694, 112420, 143080, 157388, 196735, 224840, 314776, 393470, 786940, 1573880]

約数ペア:

[(1, 1573880), (2, 786940), (4, 393470), (5, 314776), (7, 224840), (8, 196735), (10, 157388), (11, 143080), (14, 112420), (20, 78694), (22, 71540), (28, 56210), (35, 44968), (40, 39347), (44, 35770), (49, 32120), (55, 28616), (56, 28105), (70, 22484), (73, 21560), (77, 20440), (88, 17885), (98, 16060), (110, 14308), (140, 11242), (146, 10780), (154, 10220), (196, 8030), (220, 7154), (245, 6424), (280, 5621), (292, 5390), (308, 5110), (365, 4312), (385, 4088), (392, 4015), (440, 3577), (490, 3212), (511, 3080), (539, 2920), (584, 2695), (616, 2555), (730, 2156), (770, 2044), (803, 1960), (980, 1606), (1022, 1540), (1078, 1460)]