16961640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{107}}^1\times {\mathrm{1321}}^1$

素因数の和:1442

約数の個数: 64

約数和(自身を含む): 51399360

約数和(自身を除く): 34437720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 107, 120, 214, 321, 428, 535, 642, 856, 1070, 1284, 1321, 1605, 2140, 2568, 2642, 3210, 3963, 4280, 5284, 6420, 6605, 7926, 10568, 12840, 13210, 15852, 19815, 26420, 31704, 39630, 52840, 79260, 141347, 158520, 282694, 424041, 565388, 706735, 848082, 1130776, 1413470, 1696164, 2120205, 2826940, 3392328, 4240410, 5653880, 8480820, 16961640]

約数ペア:

[(1, 16961640), (2, 8480820), (3, 5653880), (4, 4240410), (5, 3392328), (6, 2826940), (8, 2120205), (10, 1696164), (12, 1413470), (15, 1130776), (20, 848082), (24, 706735), (30, 565388), (40, 424041), (60, 282694), (107, 158520), (120, 141347), (214, 79260), (321, 52840), (428, 39630), (535, 31704), (642, 26420), (856, 19815), (1070, 15852), (1284, 13210), (1321, 12840), (1605, 10568), (2140, 7926), (2568, 6605), (2642, 6420), (3210, 5284), (3963, 4280)]