28143120

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{149}}^1\times {\mathrm{787}}^1$

素因数の和:952

約数の個数: 80

約数和(自身を含む): 87940800

約数和(自身を除く): 59797680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 149, 240, 298, 447, 596, 745, 787, 894, 1192, 1490, 1574, 1788, 2235, 2361, 2384, 2980, 3148, 3576, 3935, 4470, 4722, 5960, 6296, 7152, 7870, 8940, 9444, 11805, 11920, 12592, 15740, 17880, 18888, 23610, 31480, 35760, 37776, 47220, 62960, 94440, 117263, 188880, 234526, 351789, 469052, 586315, 703578, 938104, 1172630, 1407156, 1758945, 1876208, 2345260, 2814312, 3517890, 4690520, 5628624, 7035780, 9381040, 14071560, 28143120]

約数ペア:

[(1, 28143120), (2, 14071560), (3, 9381040), (4, 7035780), (5, 5628624), (6, 4690520), (8, 3517890), (10, 2814312), (12, 2345260), (15, 1876208), (16, 1758945), (20, 1407156), (24, 1172630), (30, 938104), (40, 703578), (48, 586315), (60, 469052), (80, 351789), (120, 234526), (149, 188880), (240, 117263), (298, 94440), (447, 62960), (596, 47220), (745, 37776), (787, 35760), (894, 31480), (1192, 23610), (1490, 18888), (1574, 17880), (1788, 15740), (2235, 12592), (2361, 11920), (2384, 11805), (2980, 9444), (3148, 8940), (3576, 7870), (3935, 7152), (4470, 6296), (4722, 5960)]