20378536416

素因数分解:

$2^5\times 3^3\times 7^1\times {\mathrm{659}}^1\times {\mathrm{5113}}^1$

素因数の和:5798

約数の個数: 192

約数和(自身を含む): 68044838400

約数和(自身を除く): 47666301984

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, 72, 84, 96, 108, 112, 126, 144, 168, 189, 216, 224, 252, 288, 336, 378, 432, 504, 659, 672, 756, 864, 1008, 1318, 1512, 1977, 2016, 2636, 3024, 3954, 4613, 5113, 5272, 5931, 6048, 7908, 9226, 10226, 10544, 11862, 13839, 15339, 15816, 17793, 18452, 20452, 21088, 23724, 27678, 30678, 31632, 35586, 35791, 36904, 40904, 41517, 46017, 47448, 55356, 61356, 63264, 71172, 71582, 73808, 81808, 83034, 92034, 94896, 107373, 110712, 122712, 124551, 138051, 142344, 143164, 147616, 163616, 166068, 184068, 189792, 214746, 221424, 245424, 249102, 276102, 284688, 286328, 322119, 332136, 368136, 429492, 442848, 490848, 498204, 552204, 569376, 572656, 644238, 664272, 736272, 858984, 966357, 996408, 1104408, 1145312, 1288476, 1328544, 1472544, 1717968, 1932714, 1992816, 2208816, 2576952, 3369467, 3435936, 3865428, 3985632, 4417632, 5153904, 6738934, 7730856, 10108401, 10307808, 13477868, 15461712, 20216802, 23586269, 26955736, 30325203, 30923424, 40433604, 47172538, 53911472, 60650406, 70758807, 80867208, 90975609, 94345076, 107822944, 121300812, 141517614, 161734416, 181951218, 188690152, 212276421, 242601624, 283035228, 323468832, 363902436, 377380304, 424552842, 485203248, 566070456, 636829263, 727804872, 754760608, 849105684, 970406496, 1132140912, 1273658526, 1455609744, 1698211368, 2264281824, 2547317052, 2911219488, 3396422736, 5094634104, 6792845472, 10189268208, 20378536416]

約数ペア:

[(1, 20378536416), (2, 10189268208), (3, 6792845472), (4, 5094634104), (6, 3396422736), (7, 2911219488), (8, 2547317052), (9, 2264281824), (12, 1698211368), (14, 1455609744), (16, 1273658526), (18, 1132140912), (21, 970406496), (24, 849105684), (27, 754760608), (28, 727804872), (32, 636829263), (36, 566070456), (42, 485203248), (48, 424552842), (54, 377380304), (56, 363902436), (63, 323468832), (72, 283035228), (84, 242601624), (96, 212276421), (108, 188690152), (112, 181951218), (126, 161734416), (144, 141517614), (168, 121300812), (189, 107822944), (216, 94345076), (224, 90975609), (252, 80867208), (288, 70758807), (336, 60650406), (378, 53911472), (432, 47172538), (504, 40433604), (659, 30923424), (672, 30325203), (756, 26955736), (864, 23586269), (1008, 20216802), (1318, 15461712), (1512, 13477868), (1977, 10307808), (2016, 10108401), (2636, 7730856), (3024, 6738934), (3954, 5153904), (4613, 4417632), (5113, 3985632), (5272, 3865428), (5931, 3435936), (6048, 3369467), (7908, 2576952), (9226, 2208816), (10226, 1992816), (10544, 1932714), (11862, 1717968), (13839, 1472544), (15339, 1328544), (15816, 1288476), (17793, 1145312), (18452, 1104408), (20452, 996408), (21088, 966357), (23724, 858984), (27678, 736272), (30678, 664272), (31632, 644238), (35586, 572656), (35791, 569376), (36904, 552204), (40904, 498204), (41517, 490848), (46017, 442848), (47448, 429492), (55356, 368136), (61356, 332136), (63264, 322119), (71172, 286328), (71582, 284688), (73808, 276102), (81808, 249102), (83034, 245424), (92034, 221424), (94896, 214746), (107373, 189792), (110712, 184068), (122712, 166068), (124551, 163616), (138051, 147616), (142344, 143164)]