10998990

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{367}}^1$

素因数の和:423

約数の個数: 80

約数和(自身を含む): 30457152

約数和(自身を除く): 19458162

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 37, 45, 54, 74, 81, 90, 111, 135, 162, 185, 222, 270, 333, 367, 370, 405, 555, 666, 734, 810, 999, 1101, 1110, 1665, 1835, 1998, 2202, 2997, 3303, 3330, 3670, 4995, 5505, 5994, 6606, 9909, 9990, 11010, 13579, 14985, 16515, 19818, 27158, 29727, 29970, 33030, 40737, 49545, 59454, 67895, 81474, 99090, 122211, 135790, 148635, 203685, 244422, 297270, 366633, 407370, 611055, 733266, 1099899, 1222110, 1833165, 2199798, 3666330, 5499495, 10998990]

約数ペア:

[(1, 10998990), (2, 5499495), (3, 3666330), (5, 2199798), (6, 1833165), (9, 1222110), (10, 1099899), (15, 733266), (18, 611055), (27, 407370), (30, 366633), (37, 297270), (45, 244422), (54, 203685), (74, 148635), (81, 135790), (90, 122211), (111, 99090), (135, 81474), (162, 67895), (185, 59454), (222, 49545), (270, 40737), (333, 33030), (367, 29970), (370, 29727), (405, 27158), (555, 19818), (666, 16515), (734, 14985), (810, 13579), (999, 11010), (1101, 9990), (1110, 9909), (1665, 6606), (1835, 5994), (1998, 5505), (2202, 4995), (2997, 3670), (3303, 3330)]