420021504

素因数分解:

$2^8\times 3^3\times 7^1\times {\mathrm{8681}}^1$

素因数の和:8713

約数の個数: 144

約数和(自身を含む): 1419680640

約数和(自身を除く): 999659136

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 42, 48, 54, 56, 63, 64, 72, 84, 96, 108, 112, 126, 128, 144, 168, 189, 192, 216, 224, 252, 256, 288, 336, 378, 384, 432, 448, 504, 576, 672, 756, 768, 864, 896, 1008, 1152, 1344, 1512, 1728, 1792, 2016, 2304, 2688, 3024, 3456, 4032, 5376, 6048, 6912, 8064, 8681, 12096, 16128, 17362, 24192, 26043, 34724, 48384, 52086, 60767, 69448, 78129, 104172, 121534, 138896, 156258, 182301, 208344, 234387, 243068, 277792, 312516, 364602, 416688, 468774, 486136, 546903, 555584, 625032, 729204, 833376, 937548, 972272, 1093806, 1111168, 1250064, 1458408, 1640709, 1666752, 1875096, 1944544, 2187612, 2222336, 2500128, 2916816, 3281418, 3333504, 3750192, 3889088, 4375224, 5000256, 5833632, 6562836, 6667008, 7500384, 7778176, 8750448, 10000512, 11667264, 13125672, 15000768, 15556352, 17500896, 20001024, 23334528, 26251344, 30001536, 35001792, 46669056, 52502688, 60003072, 70003584, 105005376, 140007168, 210010752, 420021504]

約数ペア:

[(1, 420021504), (2, 210010752), (3, 140007168), (4, 105005376), (6, 70003584), (7, 60003072), (8, 52502688), (9, 46669056), (12, 35001792), (14, 30001536), (16, 26251344), (18, 23334528), (21, 20001024), (24, 17500896), (27, 15556352), (28, 15000768), (32, 13125672), (36, 11667264), (42, 10000512), (48, 8750448), (54, 7778176), (56, 7500384), (63, 6667008), (64, 6562836), (72, 5833632), (84, 5000256), (96, 4375224), (108, 3889088), (112, 3750192), (126, 3333504), (128, 3281418), (144, 2916816), (168, 2500128), (189, 2222336), (192, 2187612), (216, 1944544), (224, 1875096), (252, 1666752), (256, 1640709), (288, 1458408), (336, 1250064), (378, 1111168), (384, 1093806), (432, 972272), (448, 937548), (504, 833376), (576, 729204), (672, 625032), (756, 555584), (768, 546903), (864, 486136), (896, 468774), (1008, 416688), (1152, 364602), (1344, 312516), (1512, 277792), (1728, 243068), (1792, 234387), (2016, 208344), (2304, 182301), (2688, 156258), (3024, 138896), (3456, 121534), (4032, 104172), (5376, 78129), (6048, 69448), (6912, 60767), (8064, 52086), (8681, 48384), (12096, 34724), (16128, 26043), (17362, 24192)]