130964820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{311821}}^1$

素因数の和:311840

約数の個数: 48

約数和(自身を含む): 419088768

約数和(自身を除く): 288123948

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 311821, 623642, 935463, 1247284, 1559105, 1870926, 2182747, 3118210, 3741852, 4365494, 4677315, 6236420, 6548241, 8730988, 9354630, 10913735, 13096482, 18709260, 21827470, 26192964, 32741205, 43654940, 65482410, 130964820]

約数ペア:

[(1, 130964820), (2, 65482410), (3, 43654940), (4, 32741205), (5, 26192964), (6, 21827470), (7, 18709260), (10, 13096482), (12, 10913735), (14, 9354630), (15, 8730988), (20, 6548241), (21, 6236420), (28, 4677315), (30, 4365494), (35, 3741852), (42, 3118210), (60, 2182747), (70, 1870926), (84, 1559105), (105, 1247284), (140, 935463), (210, 623642), (420, 311821)]