2420221356

素因数分解:

$2^2\times 3^4\times 7^1\times {\mathrm{37}}^1\times {\mathrm{151}}^1\times {\mathrm{191}}^1$

素因数の和:402

約数の個数: 240

約数和(自身を含む): 7514529792

約数和(自身を除く): 5094308436

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 37, 42, 54, 63, 74, 81, 84, 108, 111, 126, 148, 151, 162, 189, 191, 222, 252, 259, 302, 324, 333, 378, 382, 444, 453, 518, 567, 573, 604, 666, 756, 764, 777, 906, 999, 1036, 1057, 1134, 1146, 1332, 1337, 1359, 1554, 1719, 1812, 1998, 2114, 2268, 2292, 2331, 2674, 2718, 2997, 3108, 3171, 3438, 3996, 4011, 4077, 4228, 4662, 5157, 5348, 5436, 5587, 5994, 6342, 6876, 6993, 7067, 8022, 8154, 9324, 9513, 10314, 11174, 11988, 12033, 12231, 12684, 13986, 14134, 15471, 16044, 16308, 16761, 19026, 20628, 20979, 21201, 22348, 24066, 24462, 27972, 28268, 28539, 28841, 30942, 33522, 36099, 38052, 39109, 41958, 42402, 48132, 48924, 49469, 50283, 57078, 57682, 61884, 63603, 67044, 72198, 78218, 83916, 84804, 85617, 86523, 98938, 100566, 108297, 114156, 115364, 117327, 127206, 144396, 148407, 150849, 156436, 171234, 173046, 190809, 197876, 201132, 201887, 216594, 234654, 254412, 259569, 296814, 301698, 342468, 346092, 351981, 381618, 403774, 433188, 445221, 452547, 469308, 519138, 572427, 593628, 603396, 605661, 703962, 763236, 778707, 807548, 890442, 905094, 1038276, 1055943, 1067117, 1144854, 1211322, 1335663, 1407924, 1557414, 1780884, 1810188, 1816983, 2111886, 2134234, 2289708, 2336121, 2422644, 2671326, 3114828, 3167829, 3201351, 3633966, 4006989, 4223772, 4268468, 4672242, 5342652, 5450949, 6335658, 6402702, 7267932, 7469819, 8013978, 9344484, 9604053, 10901898, 12671316, 12805404, 14939638, 16027956, 16352847, 19208106, 21803796, 22409457, 28812159, 29879276, 32705694, 38416212, 44818914, 57624318, 65411388, 67228371, 86436477, 89637828, 115248636, 134456742, 172872954, 201685113, 268913484, 345745908, 403370226, 605055339, 806740452, 1210110678, 2420221356]

約数ペア:

[(1, 2420221356), (2, 1210110678), (3, 806740452), (4, 605055339), (6, 403370226), (7, 345745908), (9, 268913484), (12, 201685113), (14, 172872954), (18, 134456742), (21, 115248636), (27, 89637828), (28, 86436477), (36, 67228371), (37, 65411388), (42, 57624318), (54, 44818914), (63, 38416212), (74, 32705694), (81, 29879276), (84, 28812159), (108, 22409457), (111, 21803796), (126, 19208106), (148, 16352847), (151, 16027956), (162, 14939638), (189, 12805404), (191, 12671316), (222, 10901898), (252, 9604053), (259, 9344484), (302, 8013978), (324, 7469819), (333, 7267932), (378, 6402702), (382, 6335658), (444, 5450949), (453, 5342652), (518, 4672242), (567, 4268468), (573, 4223772), (604, 4006989), (666, 3633966), (756, 3201351), (764, 3167829), (777, 3114828), (906, 2671326), (999, 2422644), (1036, 2336121), (1057, 2289708), (1134, 2134234), (1146, 2111886), (1332, 1816983), (1337, 1810188), (1359, 1780884), (1554, 1557414), (1719, 1407924), (1812, 1335663), (1998, 1211322), (2114, 1144854), (2268, 1067117), (2292, 1055943), (2331, 1038276), (2674, 905094), (2718, 890442), (2997, 807548), (3108, 778707), (3171, 763236), (3438, 703962), (3996, 605661), (4011, 603396), (4077, 593628), (4228, 572427), (4662, 519138), (5157, 469308), (5348, 452547), (5436, 445221), (5587, 433188), (5994, 403774), (6342, 381618), (6876, 351981), (6993, 346092), (7067, 342468), (8022, 301698), (8154, 296814), (9324, 259569), (9513, 254412), (10314, 234654), (11174, 216594), (11988, 201887), (12033, 201132), (12231, 197876), (12684, 190809), (13986, 173046), (14134, 171234), (15471, 156436), (16044, 150849), (16308, 148407), (16761, 144396), (19026, 127206), (20628, 117327), (20979, 115364), (21201, 114156), (22348, 108297), (24066, 100566), (24462, 98938), (27972, 86523), (28268, 85617), (28539, 84804), (28841, 83916), (30942, 78218), (33522, 72198), (36099, 67044), (38052, 63603), (39109, 61884), (41958, 57682), (42402, 57078), (48132, 50283), (48924, 49469)]