8708531580

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{337}}^1\times {\mathrm{20509}}^1$

素因数の和:20868

約数の個数: 144

約数和(自身を含む): 30280635840

約数和(自身を除く): 21572104260

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 337, 420, 630, 674, 1011, 1260, 1348, 1685, 2022, 2359, 3033, 3370, 4044, 4718, 5055, 6066, 6740, 7077, 9436, 10110, 11795, 12132, 14154, 15165, 20220, 20509, 21231, 23590, 28308, 30330, 35385, 41018, 42462, 47180, 60660, 61527, 70770, 82036, 84924, 102545, 106155, 123054, 141540, 143563, 184581, 205090, 212310, 246108, 287126, 307635, 369162, 410180, 424620, 430689, 574252, 615270, 717815, 738324, 861378, 922905, 1230540, 1292067, 1435630, 1722756, 1845810, 2153445, 2584134, 2871260, 3691620, 4306890, 5168268, 6460335, 6911533, 8613780, 12920670, 13823066, 20734599, 25841340, 27646132, 34557665, 41469198, 48380731, 62203797, 69115330, 82938396, 96761462, 103672995, 124407594, 138230660, 145142193, 193522924, 207345990, 241903655, 248815188, 290284386, 311018985, 414691980, 435426579, 483807310, 580568772, 622037970, 725710965, 870853158, 967614620, 1244075940, 1451421930, 1741706316, 2177132895, 2902843860, 4354265790, 8708531580]

約数ペア:

[(1, 8708531580), (2, 4354265790), (3, 2902843860), (4, 2177132895), (5, 1741706316), (6, 1451421930), (7, 1244075940), (9, 967614620), (10, 870853158), (12, 725710965), (14, 622037970), (15, 580568772), (18, 483807310), (20, 435426579), (21, 414691980), (28, 311018985), (30, 290284386), (35, 248815188), (36, 241903655), (42, 207345990), (45, 193522924), (60, 145142193), (63, 138230660), (70, 124407594), (84, 103672995), (90, 96761462), (105, 82938396), (126, 69115330), (140, 62203797), (180, 48380731), (210, 41469198), (252, 34557665), (315, 27646132), (337, 25841340), (420, 20734599), (630, 13823066), (674, 12920670), (1011, 8613780), (1260, 6911533), (1348, 6460335), (1685, 5168268), (2022, 4306890), (2359, 3691620), (3033, 2871260), (3370, 2584134), (4044, 2153445), (4718, 1845810), (5055, 1722756), (6066, 1435630), (6740, 1292067), (7077, 1230540), (9436, 922905), (10110, 861378), (11795, 738324), (12132, 717815), (14154, 615270), (15165, 574252), (20220, 430689), (20509, 424620), (21231, 410180), (23590, 369162), (28308, 307635), (30330, 287126), (35385, 246108), (41018, 212310), (42462, 205090), (47180, 184581), (60660, 143563), (61527, 141540), (70770, 123054), (82036, 106155), (84924, 102545)]