2018481720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{337}}^1$

素因数の和:478

約数の個数: 256

約数和(自身を含む): 6658329600

約数和(自身を除く): 4639847880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 37, 38, 40, 57, 60, 71, 74, 76, 95, 111, 114, 120, 142, 148, 152, 185, 190, 213, 222, 228, 284, 285, 296, 337, 355, 370, 380, 426, 444, 456, 555, 568, 570, 674, 703, 710, 740, 760, 852, 888, 1011, 1065, 1110, 1140, 1348, 1349, 1406, 1420, 1480, 1685, 1704, 2022, 2109, 2130, 2220, 2280, 2627, 2696, 2698, 2812, 2840, 3370, 3515, 4044, 4047, 4218, 4260, 4440, 5055, 5254, 5396, 5624, 6403, 6740, 6745, 7030, 7881, 8088, 8094, 8436, 8520, 10110, 10508, 10545, 10792, 12469, 12806, 13135, 13480, 13490, 14060, 15762, 16188, 16872, 19209, 20220, 20235, 21016, 21090, 23927, 24938, 25612, 26270, 26980, 28120, 31524, 32015, 32376, 37407, 38418, 39405, 40440, 40470, 42180, 47854, 49876, 49913, 51224, 52540, 53960, 62345, 63048, 64030, 71781, 74814, 76836, 78810, 80940, 84360, 95708, 96045, 99752, 99826, 105080, 119635, 124690, 128060, 143562, 149628, 149739, 153672, 157620, 161880, 187035, 191416, 192090, 199652, 236911, 239270, 249380, 249565, 256120, 287124, 299256, 299478, 315240, 358905, 374070, 384180, 399304, 454613, 473822, 478540, 498760, 499130, 574248, 598956, 710733, 717810, 748140, 748695, 768360, 885299, 909226, 947644, 957080, 998260, 1184555, 1197912, 1363839, 1421466, 1435620, 1496280, 1497390, 1770598, 1818452, 1895288, 1996520, 2273065, 2369110, 2655897, 2727678, 2842932, 2871240, 2994780, 3541196, 3553665, 3636904, 4426495, 4546130, 4738220, 5311794, 5455356, 5685864, 5989560, 6819195, 7082392, 7107330, 8852990, 9092260, 9476440, 10623588, 10910712, 13279485, 13638390, 14214660, 16820681, 17705980, 18184520, 21247176, 26558970, 27276780, 28429320, 33641362, 35411960, 50462043, 53117940, 54553560, 67282724, 84103405, 100924086, 106235880, 134565448, 168206810, 201848172, 252310215, 336413620, 403696344, 504620430, 672827240, 1009240860, 2018481720]

約数ペア:

[(1, 2018481720), (2, 1009240860), (3, 672827240), (4, 504620430), (5, 403696344), (6, 336413620), (8, 252310215), (10, 201848172), (12, 168206810), (15, 134565448), (19, 106235880), (20, 100924086), (24, 84103405), (30, 67282724), (37, 54553560), (38, 53117940), (40, 50462043), (57, 35411960), (60, 33641362), (71, 28429320), (74, 27276780), (76, 26558970), (95, 21247176), (111, 18184520), (114, 17705980), (120, 16820681), (142, 14214660), (148, 13638390), (152, 13279485), (185, 10910712), (190, 10623588), (213, 9476440), (222, 9092260), (228, 8852990), (284, 7107330), (285, 7082392), (296, 6819195), (337, 5989560), (355, 5685864), (370, 5455356), (380, 5311794), (426, 4738220), (444, 4546130), (456, 4426495), (555, 3636904), (568, 3553665), (570, 3541196), (674, 2994780), (703, 2871240), (710, 2842932), (740, 2727678), (760, 2655897), (852, 2369110), (888, 2273065), (1011, 1996520), (1065, 1895288), (1110, 1818452), (1140, 1770598), (1348, 1497390), (1349, 1496280), (1406, 1435620), (1420, 1421466), (1480, 1363839), (1685, 1197912), (1704, 1184555), (2022, 998260), (2109, 957080), (2130, 947644), (2220, 909226), (2280, 885299), (2627, 768360), (2696, 748695), (2698, 748140), (2812, 717810), (2840, 710733), (3370, 598956), (3515, 574248), (4044, 499130), (4047, 498760), (4218, 478540), (4260, 473822), (4440, 454613), (5055, 399304), (5254, 384180), (5396, 374070), (5624, 358905), (6403, 315240), (6740, 299478), (6745, 299256), (7030, 287124), (7881, 256120), (8088, 249565), (8094, 249380), (8436, 239270), (8520, 236911), (10110, 199652), (10508, 192090), (10545, 191416), (10792, 187035), (12469, 161880), (12806, 157620), (13135, 153672), (13480, 149739), (13490, 149628), (14060, 143562), (15762, 128060), (16188, 124690), (16872, 119635), (19209, 105080), (20220, 99826), (20235, 99752), (21016, 96045), (21090, 95708), (23927, 84360), (24938, 80940), (25612, 78810), (26270, 76836), (26980, 74814), (28120, 71781), (31524, 64030), (32015, 63048), (32376, 62345), (37407, 53960), (38418, 52540), (39405, 51224), (40440, 49913), (40470, 49876), (42180, 47854)]