320008740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{167}}^1\times {\mathrm{293}}^1$

素因数の和:581

約数の個数: 96

約数和(自身を含む): 912764160

約数和(自身を除く): 592755420

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 109, 167, 218, 293, 327, 334, 436, 501, 545, 586, 654, 668, 835, 879, 1002, 1090, 1172, 1308, 1465, 1635, 1670, 1758, 2004, 2180, 2505, 2930, 3270, 3340, 3516, 4395, 5010, 5860, 6540, 8790, 10020, 17580, 18203, 31937, 36406, 48931, 54609, 63874, 72812, 91015, 95811, 97862, 109218, 127748, 146793, 159685, 182030, 191622, 195724, 218436, 244655, 273045, 293586, 319370, 364060, 383244, 479055, 489310, 546090, 587172, 638740, 733965, 958110, 978620, 1092180, 1467930, 1916220, 2935860, 5333479, 10666958, 16000437, 21333916, 26667395, 32000874, 53334790, 64001748, 80002185, 106669580, 160004370, 320008740]

約数ペア:

[(1, 320008740), (2, 160004370), (3, 106669580), (4, 80002185), (5, 64001748), (6, 53334790), (10, 32000874), (12, 26667395), (15, 21333916), (20, 16000437), (30, 10666958), (60, 5333479), (109, 2935860), (167, 1916220), (218, 1467930), (293, 1092180), (327, 978620), (334, 958110), (436, 733965), (501, 638740), (545, 587172), (586, 546090), (654, 489310), (668, 479055), (835, 383244), (879, 364060), (1002, 319370), (1090, 293586), (1172, 273045), (1308, 244655), (1465, 218436), (1635, 195724), (1670, 191622), (1758, 182030), (2004, 159685), (2180, 146793), (2505, 127748), (2930, 109218), (3270, 97862), (3340, 95811), (3516, 91015), (4395, 72812), (5010, 63874), (5860, 54609), (6540, 48931), (8790, 36406), (10020, 31937), (17580, 18203)]