81248040

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{225689}}^1$

素因数の和:225706

約数の個数: 48

約数和(自身を含む): 264057300

約数和(自身を除く): 182809260

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 225689, 451378, 677067, 902756, 1128445, 1354134, 1805512, 2031201, 2256890, 2708268, 3385335, 4062402, 4513780, 5416536, 6770670, 8124804, 9027560, 10156005, 13541340, 16249608, 20312010, 27082680, 40624020, 81248040]

約数ペア:

[(1, 81248040), (2, 40624020), (3, 27082680), (4, 20312010), (5, 16249608), (6, 13541340), (8, 10156005), (9, 9027560), (10, 8124804), (12, 6770670), (15, 5416536), (18, 4513780), (20, 4062402), (24, 3385335), (30, 2708268), (36, 2256890), (40, 2031201), (45, 1805512), (60, 1354134), (72, 1128445), (90, 902756), (120, 677067), (180, 451378), (360, 225689)]