15879120

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{607}}^1$

素因数の和:732

約数の個数: 80

約数和(自身を含む): 49758720

約数和(自身を除く): 33879600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 109, 120, 218, 240, 327, 436, 545, 607, 654, 872, 1090, 1214, 1308, 1635, 1744, 1821, 2180, 2428, 2616, 3035, 3270, 3642, 4360, 4856, 5232, 6070, 6540, 7284, 8720, 9105, 9712, 12140, 13080, 14568, 18210, 24280, 26160, 29136, 36420, 48560, 66163, 72840, 132326, 145680, 198489, 264652, 330815, 396978, 529304, 661630, 793956, 992445, 1058608, 1323260, 1587912, 1984890, 2646520, 3175824, 3969780, 5293040, 7939560, 15879120]

約数ペア:

[(1, 15879120), (2, 7939560), (3, 5293040), (4, 3969780), (5, 3175824), (6, 2646520), (8, 1984890), (10, 1587912), (12, 1323260), (15, 1058608), (16, 992445), (20, 793956), (24, 661630), (30, 529304), (40, 396978), (48, 330815), (60, 264652), (80, 198489), (109, 145680), (120, 132326), (218, 72840), (240, 66163), (327, 48560), (436, 36420), (545, 29136), (607, 26160), (654, 24280), (872, 18210), (1090, 14568), (1214, 13080), (1308, 12140), (1635, 9712), (1744, 9105), (1821, 8720), (2180, 7284), (2428, 6540), (2616, 6070), (3035, 5232), (3270, 4856), (3642, 4360)]