262509520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{337}}^1$

素因数の和:477

約数の個数: 160

約数和(自身を含む): 760451328

約数和(自身を除く): 497941808

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 56, 65, 70, 80, 91, 104, 107, 112, 130, 140, 182, 208, 214, 260, 280, 337, 364, 428, 455, 520, 535, 560, 674, 728, 749, 856, 910, 1040, 1070, 1348, 1391, 1456, 1498, 1685, 1712, 1820, 2140, 2359, 2696, 2782, 2996, 3370, 3640, 3745, 4280, 4381, 4718, 5392, 5564, 5992, 6740, 6955, 7280, 7490, 8560, 8762, 9436, 9737, 11128, 11795, 11984, 13480, 13910, 14980, 17524, 18872, 19474, 21905, 22256, 23590, 26960, 27820, 29960, 30667, 35048, 36059, 37744, 38948, 43810, 47180, 48685, 55640, 59920, 61334, 70096, 72118, 77896, 87620, 94360, 97370, 111280, 122668, 144236, 153335, 155792, 175240, 180295, 188720, 194740, 245336, 252413, 288472, 306670, 350480, 360590, 389480, 468767, 490672, 504826, 576944, 613340, 721180, 778960, 937534, 1009652, 1226680, 1262065, 1442360, 1875068, 2019304, 2343835, 2453360, 2524130, 2884720, 3281369, 3750136, 4038608, 4687670, 5048260, 6562738, 7500272, 9375340, 10096520, 13125476, 16406845, 18750680, 20193040, 26250952, 32813690, 37501360, 52501904, 65627380, 131254760, 262509520]

約数ペア:

[(1, 262509520), (2, 131254760), (4, 65627380), (5, 52501904), (7, 37501360), (8, 32813690), (10, 26250952), (13, 20193040), (14, 18750680), (16, 16406845), (20, 13125476), (26, 10096520), (28, 9375340), (35, 7500272), (40, 6562738), (52, 5048260), (56, 4687670), (65, 4038608), (70, 3750136), (80, 3281369), (91, 2884720), (104, 2524130), (107, 2453360), (112, 2343835), (130, 2019304), (140, 1875068), (182, 1442360), (208, 1262065), (214, 1226680), (260, 1009652), (280, 937534), (337, 778960), (364, 721180), (428, 613340), (455, 576944), (520, 504826), (535, 490672), (560, 468767), (674, 389480), (728, 360590), (749, 350480), (856, 306670), (910, 288472), (1040, 252413), (1070, 245336), (1348, 194740), (1391, 188720), (1456, 180295), (1498, 175240), (1685, 155792), (1712, 153335), (1820, 144236), (2140, 122668), (2359, 111280), (2696, 97370), (2782, 94360), (2996, 87620), (3370, 77896), (3640, 72118), (3745, 70096), (4280, 61334), (4381, 59920), (4718, 55640), (5392, 48685), (5564, 47180), (5992, 43810), (6740, 38948), (6955, 37744), (7280, 36059), (7490, 35048), (8560, 30667), (8762, 29960), (9436, 27820), (9737, 26960), (11128, 23590), (11795, 22256), (11984, 21905), (13480, 19474), (13910, 18872), (14980, 17524)]