6581680

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{73}}^1$

素因数の和:123

約数の個数: 120

約数和(自身を含む): 18829152

約数和(自身を除く): 12247472

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 35, 40, 46, 49, 56, 70, 73, 80, 92, 98, 112, 115, 140, 146, 161, 184, 196, 230, 245, 280, 292, 322, 365, 368, 392, 460, 490, 511, 560, 584, 644, 730, 784, 805, 920, 980, 1022, 1127, 1168, 1288, 1460, 1610, 1679, 1840, 1960, 2044, 2254, 2555, 2576, 2920, 3220, 3358, 3577, 3920, 4088, 4508, 5110, 5635, 5840, 6440, 6716, 7154, 8176, 8395, 9016, 10220, 11270, 11753, 12880, 13432, 14308, 16790, 17885, 18032, 20440, 22540, 23506, 26864, 28616, 33580, 35770, 40880, 45080, 47012, 57232, 58765, 67160, 71540, 82271, 90160, 94024, 117530, 134320, 143080, 164542, 188048, 235060, 286160, 329084, 411355, 470120, 658168, 822710, 940240, 1316336, 1645420, 3290840, 6581680]

約数ペア:

[(1, 6581680), (2, 3290840), (4, 1645420), (5, 1316336), (7, 940240), (8, 822710), (10, 658168), (14, 470120), (16, 411355), (20, 329084), (23, 286160), (28, 235060), (35, 188048), (40, 164542), (46, 143080), (49, 134320), (56, 117530), (70, 94024), (73, 90160), (80, 82271), (92, 71540), (98, 67160), (112, 58765), (115, 57232), (140, 47012), (146, 45080), (161, 40880), (184, 35770), (196, 33580), (230, 28616), (245, 26864), (280, 23506), (292, 22540), (322, 20440), (365, 18032), (368, 17885), (392, 16790), (460, 14308), (490, 13432), (511, 12880), (560, 11753), (584, 11270), (644, 10220), (730, 9016), (784, 8395), (805, 8176), (920, 7154), (980, 6716), (1022, 6440), (1127, 5840), (1168, 5635), (1288, 5110), (1460, 4508), (1610, 4088), (1679, 3920), (1840, 3577), (1960, 3358), (2044, 3220), (2254, 2920), (2555, 2576)]