20656107108

素因数分解:

$2^2\times 3^6\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{241}}^1$

素因数の和:319

約数の個数: 672

約数和(自身を含む): 74654173440

約数和(自身を除く): 53998066332

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 17, 18, 19, 21, 26, 27, 28, 34, 36, 38, 39, 42, 51, 52, 54, 57, 63, 68, 76, 78, 81, 84, 91, 102, 108, 114, 117, 119, 126, 133, 153, 156, 162, 171, 182, 189, 204, 221, 228, 234, 238, 241, 243, 247, 252, 266, 273, 306, 323, 324, 342, 351, 357, 364, 378, 399, 442, 459, 468, 476, 482, 486, 494, 513, 532, 546, 567, 612, 646, 663, 684, 702, 714, 723, 729, 741, 756, 798, 819, 884, 918, 964, 969, 972, 988, 1026, 1053, 1071, 1092, 1134, 1197, 1292, 1326, 1377, 1404, 1428, 1446, 1458, 1482, 1539, 1547, 1596, 1638, 1687, 1701, 1729, 1836, 1938, 1989, 2052, 2106, 2142, 2169, 2223, 2261, 2268, 2394, 2457, 2652, 2754, 2892, 2907, 2916, 2964, 3078, 3094, 3133, 3159, 3213, 3276, 3374, 3402, 3458, 3591, 3876, 3978, 4097, 4131, 4199, 4212, 4284, 4338, 4446, 4522, 4579, 4617, 4641, 4788, 4914, 5061, 5103, 5187, 5508, 5814, 5967, 6156, 6188, 6266, 6318, 6426, 6507, 6669, 6748, 6783, 6804, 6916, 7182, 7371, 7956, 8194, 8262, 8398, 8676, 8721, 8892, 9044, 9158, 9234, 9282, 9399, 9477, 9639, 9828, 10122, 10206, 10374, 10773, 11628, 11934, 12291, 12393, 12532, 12597, 12636, 12852, 13014, 13338, 13566, 13737, 13851, 13923, 14364, 14742, 15183, 15561, 16388, 16524, 16796, 17442, 17901, 18316, 18468, 18564, 18798, 18954, 19278, 19521, 20007, 20244, 20349, 20412, 20748, 21546, 21931, 22113, 23868, 24582, 24786, 25194, 26028, 26163, 26676, 27132, 27474, 27702, 27846, 28197, 28679, 28917, 29393, 29484, 30366, 31122, 32053, 32319, 34884, 35802, 36873, 37596, 37791, 37908, 38556, 39042, 40014, 40698, 41211, 41769, 43092, 43862, 44226, 45549, 46683, 49164, 49572, 50388, 52326, 53261, 53703, 54948, 55404, 55692, 56394, 57358, 57834, 58563, 58786, 59527, 60021, 60732, 61047, 62244, 64106, 64638, 65793, 66339, 71604, 73746, 75582, 77843, 78084, 78489, 80028, 81396, 82422, 83538, 84591, 86037, 86751, 87724, 88179, 88452, 91098, 93366, 96159, 96957, 104652, 106522, 107406, 110619, 112788, 113373, 114716, 115668, 117126, 117572, 119054, 120042, 122094, 123633, 125307, 128212, 129276, 131586, 132678, 136647, 140049, 147492, 151164, 155686, 156978, 159783, 161109, 164844, 167076, 169182, 172074, 173502, 175689, 176358, 178581, 180063, 182196, 183141, 186732, 192318, 193914, 197379, 213044, 214812, 221238, 226746, 233529, 234252, 235467, 238108, 240084, 244188, 247266, 250614, 253773, 258111, 263172, 264537, 265356, 273294, 280098, 288477, 311372, 313956, 319566, 322218, 331857, 338364, 340119, 344148, 347004, 351378, 352716, 357162, 360126, 366282, 370899, 372827, 375921, 384636, 387828, 394758, 409941, 416689, 420147, 442476, 453492, 467058, 470934, 479349, 494532, 501228, 507546, 516222, 529074, 535743, 544901, 546588, 549423, 560196, 576954, 592137, 639132, 644436, 663714, 680238, 700587, 702756, 714324, 720252, 732564, 741798, 745654, 751842, 761319, 774333, 789516, 793611, 819882, 833378, 840294, 865431, 934116, 941868, 958698, 995571, 1011959, 1015092, 1020357, 1032444, 1058148, 1071486, 1089802, 1098846, 1112697, 1118481, 1127763, 1153908, 1184274, 1229823, 1250067, 1260441, 1327428, 1360476, 1401174, 1438047, 1483596, 1491308, 1503684, 1522638, 1548666, 1587222, 1607229, 1634703, 1639764, 1648269, 1666756, 1680588, 1730862, 1776411, 1917396, 1991142, 2023918, 2040714, 2101761, 2142972, 2179604, 2197692, 2225394, 2236962, 2255526, 2283957, 2322999, 2368548, 2380833, 2459646, 2500134, 2520882, 2596293, 2802348, 2876094, 2986713, 3035877, 3045276, 3061071, 3097332, 3174444, 3214458, 3269406, 3296538, 3338091, 3355443, 3461724, 3552822, 3750201, 3982284, 4047836, 4081428, 4203522, 4314141, 4450788, 4473924, 4511052, 4567914, 4645998, 4761666, 4821687, 4904109, 4919292, 5000268, 5041764, 5192586, 5329233, 5752188, 5973426, 6071754, 6122142, 6305283, 6428916, 6538812, 6593076, 6676182, 6710886, 6968997, 7083713, 7105644, 7142499, 7500402, 7788879, 8407044, 8628282, 9107631, 9135828, 9291996, 9523332, 9643374, 9808218, 10066329, 10385172, 10658466, 11250603, 11946852, 12143508, 12244284, 12610566, 12942423, 13352364, 13421772, 13937994, 14167426, 14284998, 14465061, 14712327, 15000804, 15577758, 15987699, 17256564, 18215262, 18915849, 19286748, 19616436, 20132658, 20906991, 21251139, 21316932, 21427497, 22501206, 23366637, 25221132, 25884846, 27322893, 27875988, 28334852, 28569996, 28930122, 29424654, 30198987, 31155516, 31975398, 33751809, 36430524, 37831698, 38827269, 40265316, 41813982, 42502278, 42854994, 43395183, 44136981, 45002412, 46733274, 51769692, 54645786, 56747547, 57860244, 58849308, 60397974, 63753417, 63950796, 67503618, 75663396, 77654538, 81968679, 83627964, 85004556, 85709988, 86790366, 88273962, 90596961, 93466548, 101255427, 109291572, 113495094, 120795948, 127506834, 132410943, 135007236, 155309076, 163937358, 173580732, 176547924, 181193922, 191260251, 202510854, 226990188, 245906037, 255013668, 264821886, 271790883, 303766281, 327874716, 362387844, 382520502, 397232829, 405021708, 491812074, 529643772, 543581766, 573780753, 607532562, 737718111, 765041004, 794465658, 983624148, 1087163532, 1147561506, 1215065124, 1475436222, 1588931316, 1721342259, 2295123012, 2950872444, 3442684518, 5164026777, 6885369036, 10328053554, 20656107108]

約数ペア:

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(1729, 11946852), (1836, 11250603), (1938, 10658466), (1989, 10385172), (2052, 10066329), (2106, 9808218), (2142, 9643374), (2169, 9523332), (2223, 9291996), (2261, 9135828), (2268, 9107631), (2394, 8628282), (2457, 8407044), (2652, 7788879), (2754, 7500402), (2892, 7142499), (2907, 7105644), (2916, 7083713), (2964, 6968997), (3078, 6710886), (3094, 6676182), (3133, 6593076), (3159, 6538812), (3213, 6428916), (3276, 6305283), (3374, 6122142), (3402, 6071754), (3458, 5973426), (3591, 5752188), (3876, 5329233), (3978, 5192586), (4097, 5041764), (4131, 5000268), (4199, 4919292), (4212, 4904109), (4284, 4821687), (4338, 4761666), (4446, 4645998), (4522, 4567914), (4579, 4511052), (4617, 4473924), (4641, 4450788), (4788, 4314141), (4914, 4203522), (5061, 4081428), (5103, 4047836), (5187, 3982284), (5508, 3750201), (5814, 3552822), (5967, 3461724), (6156, 3355443), (6188, 3338091), (6266, 3296538), (6318, 3269406), (6426, 3214458), (6507, 3174444), (6669, 3097332), (6748, 3061071), (6783, 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