21140809320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{179}}^1\times {\mathrm{433}}^1\times {\mathrm{2273}}^1$

素因数の和:2899

約数の個数: 128

約数和(自身を含む): 63952156800

約数和(自身を除く): 42811347480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 179, 358, 433, 537, 716, 866, 895, 1074, 1299, 1432, 1732, 1790, 2148, 2165, 2273, 2598, 2685, 3464, 3580, 4296, 4330, 4546, 5196, 5370, 6495, 6819, 7160, 8660, 9092, 10392, 10740, 11365, 12990, 13638, 17320, 18184, 21480, 22730, 25980, 27276, 34095, 45460, 51960, 54552, 68190, 77507, 90920, 136380, 155014, 232521, 272760, 310028, 387535, 406867, 465042, 620056, 775070, 813734, 930084, 984209, 1162605, 1220601, 1550140, 1627468, 1860168, 1968418, 2034335, 2325210, 2441202, 2952627, 3100280, 3254936, 3936836, 4068670, 4650420, 4882404, 4921045, 5905254, 6103005, 7873672, 8137340, 9300840, 9764808, 9842090, 11810508, 12206010, 14763135, 16274680, 19684180, 23621016, 24412020, 29526270, 39368360, 48824040, 59052540, 118105080, 176173411, 352346822, 528520233, 704693644, 880867055, 1057040466, 1409387288, 1761734110, 2114080932, 2642601165, 3523468220, 4228161864, 5285202330, 7046936440, 10570404660, 21140809320]

約数ペア:

[(1, 21140809320), (2, 10570404660), (3, 7046936440), (4, 5285202330), (5, 4228161864), (6, 3523468220), (8, 2642601165), (10, 2114080932), (12, 1761734110), (15, 1409387288), (20, 1057040466), (24, 880867055), (30, 704693644), (40, 528520233), (60, 352346822), (120, 176173411), (179, 118105080), (358, 59052540), (433, 48824040), (537, 39368360), (716, 29526270), (866, 24412020), (895, 23621016), (1074, 19684180), (1299, 16274680), (1432, 14763135), (1732, 12206010), (1790, 11810508), (2148, 9842090), (2165, 9764808), (2273, 9300840), (2598, 8137340), (2685, 7873672), (3464, 6103005), (3580, 5905254), (4296, 4921045), (4330, 4882404), (4546, 4650420), (5196, 4068670), (5370, 3936836), (6495, 3254936), (6819, 3100280), (7160, 2952627), (8660, 2441202), (9092, 2325210), (10392, 2034335), (10740, 1968418), (11365, 1860168), (12990, 1627468), (13638, 1550140), (17320, 1220601), (18184, 1162605), (21480, 984209), (22730, 930084), (25980, 813734), (27276, 775070), (34095, 620056), (45460, 465042), (51960, 406867), (54552, 387535), (68190, 310028), (77507, 272760), (90920, 232521), (136380, 155014)]