78244020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{434689}}^1$

素因数の和:434704

約数の個数: 36

約数和(自身を含む): 237340740

約数和(自身を除く): 159096720

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 434689, 869378, 1304067, 1738756, 2173445, 2608134, 3912201, 4346890, 5216268, 6520335, 7824402, 8693780, 13040670, 15648804, 19561005, 26081340, 39122010, 78244020]

約数ペア:

[(1, 78244020), (2, 39122010), (3, 26081340), (4, 19561005), (5, 15648804), (6, 13040670), (9, 8693780), (10, 7824402), (12, 6520335), (15, 5216268), (18, 4346890), (20, 3912201), (30, 2608134), (36, 2173445), (45, 1738756), (60, 1304067), (90, 869378), (180, 434689)]