20827791504

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{109}}^1\times {\mathrm{991}}^1$

素因数の和:1230

約数の個数: 240

約数和(自身を含む): 64028124160

約数和(自身を除く): 43200332656

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 36, 39, 48, 52, 72, 78, 103, 104, 109, 117, 144, 156, 206, 208, 218, 234, 309, 312, 327, 412, 436, 468, 618, 624, 654, 824, 872, 927, 936, 981, 991, 1236, 1308, 1339, 1417, 1648, 1744, 1854, 1872, 1962, 1982, 2472, 2616, 2678, 2834, 2973, 3708, 3924, 3964, 4017, 4251, 4944, 5232, 5356, 5668, 5946, 7416, 7848, 7928, 8034, 8502, 8919, 10712, 11227, 11336, 11892, 12051, 12753, 12883, 14832, 15696, 15856, 16068, 17004, 17838, 21424, 22454, 22672, 23784, 24102, 25506, 25766, 32136, 33681, 34008, 35676, 38649, 44908, 47568, 48204, 51012, 51532, 64272, 67362, 68016, 71352, 77298, 89816, 96408, 101043, 102024, 102073, 103064, 108019, 115947, 134724, 142704, 145951, 154596, 179632, 192816, 202086, 204048, 204146, 206128, 216038, 231894, 269448, 291902, 306219, 309192, 324057, 404172, 408292, 432076, 437853, 463788, 538896, 583804, 612438, 618384, 648114, 808344, 816584, 864152, 875706, 918657, 927576, 972171, 1167608, 1224876, 1296228, 1313559, 1326949, 1404247, 1616688, 1633168, 1728304, 1751412, 1837314, 1855152, 1944342, 2335216, 2449752, 2592456, 2627118, 2653898, 2808494, 3502824, 3674628, 3888684, 3980847, 4212741, 4899504, 5184912, 5254236, 5307796, 5616988, 7005648, 7349256, 7777368, 7961694, 8425482, 10508472, 10615592, 11125957, 11233976, 11942541, 12638223, 14698512, 15554736, 15923388, 16850964, 21016944, 21231184, 22251914, 22467952, 23885082, 25276446, 31846776, 33377871, 33701928, 44503828, 47770164, 50552892, 63693552, 66755742, 67403856, 89007656, 95540328, 100133613, 101105784, 133511484, 144637441, 178015312, 191080656, 200267226, 202211568, 267022968, 289274882, 400534452, 433912323, 534045936, 578549764, 801068904, 867824646, 1157099528, 1301736969, 1602137808, 1735649292, 2314199056, 2603473938, 3471298584, 5206947876, 6942597168, 10413895752, 20827791504]

約数ペア:

[(1, 20827791504), (2, 10413895752), (3, 6942597168), (4, 5206947876), (6, 3471298584), (8, 2603473938), (9, 2314199056), (12, 1735649292), (13, 1602137808), (16, 1301736969), (18, 1157099528), (24, 867824646), (26, 801068904), (36, 578549764), (39, 534045936), (48, 433912323), (52, 400534452), (72, 289274882), (78, 267022968), (103, 202211568), (104, 200267226), (109, 191080656), (117, 178015312), (144, 144637441), (156, 133511484), (206, 101105784), (208, 100133613), (218, 95540328), (234, 89007656), (309, 67403856), (312, 66755742), (327, 63693552), (412, 50552892), (436, 47770164), (468, 44503828), (618, 33701928), (624, 33377871), (654, 31846776), (824, 25276446), (872, 23885082), (927, 22467952), (936, 22251914), (981, 21231184), (991, 21016944), (1236, 16850964), (1308, 15923388), (1339, 15554736), (1417, 14698512), (1648, 12638223), (1744, 11942541), (1854, 11233976), (1872, 11125957), (1962, 10615592), (1982, 10508472), (2472, 8425482), (2616, 7961694), (2678, 7777368), (2834, 7349256), (2973, 7005648), (3708, 5616988), (3924, 5307796), (3964, 5254236), (4017, 5184912), (4251, 4899504), (4944, 4212741), (5232, 3980847), (5356, 3888684), (5668, 3674628), (5946, 3502824), (7416, 2808494), (7848, 2653898), (7928, 2627118), (8034, 2592456), (8502, 2449752), (8919, 2335216), (10712, 1944342), (11227, 1855152), (11336, 1837314), (11892, 1751412), (12051, 1728304), (12753, 1633168), (12883, 1616688), (14832, 1404247), (15696, 1326949), (15856, 1313559), (16068, 1296228), (17004, 1224876), (17838, 1167608), (21424, 972171), (22454, 927576), (22672, 918657), (23784, 875706), (24102, 864152), (25506, 816584), (25766, 808344), (32136, 648114), (33681, 618384), (34008, 612438), (35676, 583804), (38649, 538896), (44908, 463788), (47568, 437853), (48204, 432076), (51012, 408292), (51532, 404172), (64272, 324057), (67362, 309192), (68016, 306219), (71352, 291902), (77298, 269448), (89816, 231894), (96408, 216038), (101043, 206128), (102024, 204146), (102073, 204048), (103064, 202086), (108019, 192816), (115947, 179632), (134724, 154596), (142704, 145951)]