647550990

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{39317}}^1$

素因数の和:39394

約数の個数: 64

約数和(自身を含む): 1755155520

約数和(自身を除く): 1107604530

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 61, 90, 122, 135, 183, 270, 305, 366, 549, 610, 915, 1098, 1647, 1830, 2745, 3294, 5490, 8235, 16470, 39317, 78634, 117951, 196585, 235902, 353853, 393170, 589755, 707706, 1061559, 1179510, 1769265, 2123118, 2398337, 3538530, 4796674, 5307795, 7195011, 10615590, 11991685, 14390022, 21585033, 23983370, 35975055, 43170066, 64755099, 71950110, 107925165, 129510198, 215850330, 323775495, 647550990]

約数ペア:

[(1, 647550990), (2, 323775495), (3, 215850330), (5, 129510198), (6, 107925165), (9, 71950110), (10, 64755099), (15, 43170066), (18, 35975055), (27, 23983370), (30, 21585033), (45, 14390022), (54, 11991685), (61, 10615590), (90, 7195011), (122, 5307795), (135, 4796674), (183, 3538530), (270, 2398337), (305, 2123118), (366, 1769265), (549, 1179510), (610, 1061559), (915, 707706), (1098, 589755), (1647, 393170), (1830, 353853), (2745, 235902), (3294, 196585), (5490, 117951), (8235, 78634), (16470, 39317)]