1981560

素因数分解:

$2^3\times 3^1\times 5^1\times 7^2\times {\mathrm{337}}^1$

素因数の和:365

約数の個数: 96

約数和(自身を含む): 6935760

約数和(自身を除く): 4954200

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 49, 56, 60, 70, 84, 98, 105, 120, 140, 147, 168, 196, 210, 245, 280, 294, 337, 392, 420, 490, 588, 674, 735, 840, 980, 1011, 1176, 1348, 1470, 1685, 1960, 2022, 2359, 2696, 2940, 3370, 4044, 4718, 5055, 5880, 6740, 7077, 8088, 9436, 10110, 11795, 13480, 14154, 16513, 18872, 20220, 23590, 28308, 33026, 35385, 40440, 47180, 49539, 56616, 66052, 70770, 82565, 94360, 99078, 132104, 141540, 165130, 198156, 247695, 283080, 330260, 396312, 495390, 660520, 990780, 1981560]

約数ペア:

[(1, 1981560), (2, 990780), (3, 660520), (4, 495390), (5, 396312), (6, 330260), (7, 283080), (8, 247695), (10, 198156), (12, 165130), (14, 141540), (15, 132104), (20, 99078), (21, 94360), (24, 82565), (28, 70770), (30, 66052), (35, 56616), (40, 49539), (42, 47180), (49, 40440), (56, 35385), (60, 33026), (70, 28308), (84, 23590), (98, 20220), (105, 18872), (120, 16513), (140, 14154), (147, 13480), (168, 11795), (196, 10110), (210, 9436), (245, 8088), (280, 7077), (294, 6740), (337, 5880), (392, 5055), (420, 4718), (490, 4044), (588, 3370), (674, 2940), (735, 2696), (840, 2359), (980, 2022), (1011, 1960), (1176, 1685), (1348, 1470)]