81383280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{1063}}^1$

素因数の和:1119

約数の個数: 160

約数和(自身を含む): 284981760

約数和(自身を除く): 203598480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 29, 30, 33, 40, 44, 48, 55, 58, 60, 66, 80, 87, 88, 110, 116, 120, 132, 145, 165, 174, 176, 220, 232, 240, 264, 290, 319, 330, 348, 435, 440, 464, 528, 580, 638, 660, 696, 870, 880, 957, 1063, 1160, 1276, 1320, 1392, 1595, 1740, 1914, 2126, 2320, 2552, 2640, 3189, 3190, 3480, 3828, 4252, 4785, 5104, 5315, 6378, 6380, 6960, 7656, 8504, 9570, 10630, 11693, 12756, 12760, 15312, 15945, 17008, 19140, 21260, 23386, 25512, 25520, 30827, 31890, 35079, 38280, 42520, 46772, 51024, 58465, 61654, 63780, 70158, 76560, 85040, 92481, 93544, 116930, 123308, 127560, 140316, 154135, 175395, 184962, 187088, 233860, 246616, 255120, 280632, 308270, 339097, 350790, 369924, 462405, 467720, 493232, 561264, 616540, 678194, 701580, 739848, 924810, 935440, 1017291, 1233080, 1356388, 1403160, 1479696, 1695485, 1849620, 2034582, 2466160, 2712776, 2806320, 3390970, 3699240, 4069164, 5086455, 5425552, 6781940, 7398480, 8138328, 10172910, 13563880, 16276656, 20345820, 27127760, 40691640, 81383280]

約数ペア:

[(1, 81383280), (2, 40691640), (3, 27127760), (4, 20345820), (5, 16276656), (6, 13563880), (8, 10172910), (10, 8138328), (11, 7398480), (12, 6781940), (15, 5425552), (16, 5086455), (20, 4069164), (22, 3699240), (24, 3390970), (29, 2806320), (30, 2712776), (33, 2466160), (40, 2034582), (44, 1849620), (48, 1695485), (55, 1479696), (58, 1403160), (60, 1356388), (66, 1233080), (80, 1017291), (87, 935440), (88, 924810), (110, 739848), (116, 701580), (120, 678194), (132, 616540), (145, 561264), (165, 493232), (174, 467720), (176, 462405), (220, 369924), (232, 350790), (240, 339097), (264, 308270), (290, 280632), (319, 255120), (330, 246616), (348, 233860), (435, 187088), (440, 184962), (464, 175395), (528, 154135), (580, 140316), (638, 127560), (660, 123308), (696, 116930), (870, 93544), (880, 92481), (957, 85040), (1063, 76560), (1160, 70158), (1276, 63780), (1320, 61654), (1392, 58465), (1595, 51024), (1740, 46772), (1914, 42520), (2126, 38280), (2320, 35079), (2552, 31890), (2640, 30827), (3189, 25520), (3190, 25512), (3480, 23386), (3828, 21260), (4252, 19140), (4785, 17008), (5104, 15945), (5315, 15312), (6378, 12760), (6380, 12756), (6960, 11693), (7656, 10630), (8504, 9570)]