79160480

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{439}}^1$

素因数の和:491

約数の個数: 144

約数和(自身を含む): 227525760

約数和(自身を除く): 148365280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 32, 35, 40, 46, 49, 56, 70, 80, 92, 98, 112, 115, 140, 160, 161, 184, 196, 224, 230, 245, 280, 322, 368, 392, 439, 460, 490, 560, 644, 736, 784, 805, 878, 920, 980, 1120, 1127, 1288, 1568, 1610, 1756, 1840, 1960, 2195, 2254, 2576, 3073, 3220, 3512, 3680, 3920, 4390, 4508, 5152, 5635, 6146, 6440, 7024, 7840, 8780, 9016, 10097, 11270, 12292, 12880, 14048, 15365, 17560, 18032, 20194, 21511, 22540, 24584, 25760, 30730, 35120, 36064, 40388, 43022, 45080, 49168, 50485, 61460, 70240, 70679, 80776, 86044, 90160, 98336, 100970, 107555, 122920, 141358, 161552, 172088, 180320, 201940, 215110, 245840, 282716, 323104, 344176, 353395, 403880, 430220, 491680, 494753, 565432, 688352, 706790, 807760, 860440, 989506, 1130864, 1413580, 1615520, 1720880, 1979012, 2261728, 2473765, 2827160, 3441760, 3958024, 4947530, 5654320, 7916048, 9895060, 11308640, 15832096, 19790120, 39580240, 79160480]

約数ペア:

[(1, 79160480), (2, 39580240), (4, 19790120), (5, 15832096), (7, 11308640), (8, 9895060), (10, 7916048), (14, 5654320), (16, 4947530), (20, 3958024), (23, 3441760), (28, 2827160), (32, 2473765), (35, 2261728), (40, 1979012), (46, 1720880), (49, 1615520), (56, 1413580), (70, 1130864), (80, 989506), (92, 860440), (98, 807760), (112, 706790), (115, 688352), (140, 565432), (160, 494753), (161, 491680), (184, 430220), (196, 403880), (224, 353395), (230, 344176), (245, 323104), (280, 282716), (322, 245840), (368, 215110), (392, 201940), (439, 180320), (460, 172088), (490, 161552), (560, 141358), (644, 122920), (736, 107555), (784, 100970), (805, 98336), (878, 90160), (920, 86044), (980, 80776), (1120, 70679), (1127, 70240), (1288, 61460), (1568, 50485), (1610, 49168), (1756, 45080), (1840, 43022), (1960, 40388), (2195, 36064), (2254, 35120), (2576, 30730), (3073, 25760), (3220, 24584), (3512, 22540), (3680, 21511), (3920, 20194), (4390, 18032), (4508, 17560), (5152, 15365), (5635, 14048), (6146, 12880), (6440, 12292), (7024, 11270), (7840, 10097), (8780, 9016)]