15495120

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{21521}}^1$

素因数の和:21540

約数の個数: 60

約数和(自身を含む): 52040196

約数和(自身を除く): 36545076

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 21521, 43042, 64563, 86084, 107605, 129126, 172168, 193689, 215210, 258252, 322815, 344336, 387378, 430420, 516504, 645630, 774756, 860840, 968445, 1033008, 1291260, 1549512, 1721680, 1936890, 2582520, 3099024, 3873780, 5165040, 7747560, 15495120]

約数ペア:

[(1, 15495120), (2, 7747560), (3, 5165040), (4, 3873780), (5, 3099024), (6, 2582520), (8, 1936890), (9, 1721680), (10, 1549512), (12, 1291260), (15, 1033008), (16, 968445), (18, 860840), (20, 774756), (24, 645630), (30, 516504), (36, 430420), (40, 387378), (45, 344336), (48, 322815), (60, 258252), (72, 215210), (80, 193689), (90, 172168), (120, 129126), (144, 107605), (180, 86084), (240, 64563), (360, 43042), (720, 21521)]