11971680

素因数分解:

$2^5\times 3^1\times 5^1\times 7^2\times {\mathrm{509}}^1$

素因数の和:541

約数の個数: 144

約数和(自身を含む): 43953840

約数和(自身を除く): 31982160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 49, 56, 60, 70, 80, 84, 96, 98, 105, 112, 120, 140, 147, 160, 168, 196, 210, 224, 240, 245, 280, 294, 336, 392, 420, 480, 490, 509, 560, 588, 672, 735, 784, 840, 980, 1018, 1120, 1176, 1470, 1527, 1568, 1680, 1960, 2036, 2352, 2545, 2940, 3054, 3360, 3563, 3920, 4072, 4704, 5090, 5880, 6108, 7126, 7635, 7840, 8144, 10180, 10689, 11760, 12216, 14252, 15270, 16288, 17815, 20360, 21378, 23520, 24432, 24941, 28504, 30540, 35630, 40720, 42756, 48864, 49882, 53445, 57008, 61080, 71260, 74823, 81440, 85512, 99764, 106890, 114016, 122160, 124705, 142520, 149646, 171024, 199528, 213780, 244320, 249410, 285040, 299292, 342048, 374115, 399056, 427560, 498820, 570080, 598584, 748230, 798112, 855120, 997640, 1197168, 1496460, 1710240, 1995280, 2394336, 2992920, 3990560, 5985840, 11971680]

約数ペア:

[(1, 11971680), (2, 5985840), (3, 3990560), (4, 2992920), (5, 2394336), (6, 1995280), (7, 1710240), (8, 1496460), (10, 1197168), (12, 997640), (14, 855120), (15, 798112), (16, 748230), (20, 598584), (21, 570080), (24, 498820), (28, 427560), (30, 399056), (32, 374115), (35, 342048), (40, 299292), (42, 285040), (48, 249410), (49, 244320), (56, 213780), (60, 199528), (70, 171024), (80, 149646), (84, 142520), (96, 124705), (98, 122160), (105, 114016), (112, 106890), (120, 99764), (140, 85512), (147, 81440), (160, 74823), (168, 71260), (196, 61080), (210, 57008), (224, 53445), (240, 49882), (245, 48864), (280, 42756), (294, 40720), (336, 35630), (392, 30540), (420, 28504), (480, 24941), (490, 24432), (509, 23520), (560, 21378), (588, 20360), (672, 17815), (735, 16288), (784, 15270), (840, 14252), (980, 12216), (1018, 11760), (1120, 10689), (1176, 10180), (1470, 8144), (1527, 7840), (1568, 7635), (1680, 7126), (1960, 6108), (2036, 5880), (2352, 5090), (2545, 4704), (2940, 4072), (3054, 3920), (3360, 3563)]