20174971968

素因数分解:

$2^6\times 3^5\times {\mathrm{79}}^1\times {\mathrm{16421}}^1$

素因数の和:16527

約数の個数: 168

約数和(自身を含む): 60732497280

約数和(自身を除く): 40557525312

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 79, 81, 96, 108, 144, 158, 162, 192, 216, 237, 243, 288, 316, 324, 432, 474, 486, 576, 632, 648, 711, 864, 948, 972, 1264, 1296, 1422, 1728, 1896, 1944, 2133, 2528, 2592, 2844, 3792, 3888, 4266, 5056, 5184, 5688, 6399, 7584, 7776, 8532, 11376, 12798, 15168, 15552, 16421, 17064, 19197, 22752, 25596, 32842, 34128, 38394, 45504, 49263, 51192, 65684, 68256, 76788, 98526, 102384, 131368, 136512, 147789, 153576, 197052, 204768, 262736, 295578, 307152, 394104, 409536, 443367, 525472, 591156, 614304, 788208, 886734, 1050944, 1182312, 1228608, 1297259, 1330101, 1576416, 1773468, 2364624, 2594518, 2660202, 3152832, 3546936, 3891777, 3990303, 4729248, 5189036, 5320404, 7093872, 7783554, 7980606, 9458496, 10378072, 10640808, 11675331, 14187744, 15567108, 15961212, 20756144, 21281616, 23350662, 28375488, 31134216, 31922424, 35025993, 41512288, 42563232, 46701324, 62268432, 63844848, 70051986, 83024576, 85126464, 93402648, 105077979, 124536864, 127689696, 140103972, 186805296, 210155958, 249073728, 255379392, 280207944, 315233937, 373610592, 420311916, 560415888, 630467874, 747221184, 840623832, 1120831776, 1260935748, 1681247664, 2241663552, 2521871496, 3362495328, 5043742992, 6724990656, 10087485984, 20174971968]

約数ペア:

[(1, 20174971968), (2, 10087485984), (3, 6724990656), (4, 5043742992), (6, 3362495328), (8, 2521871496), (9, 2241663552), (12, 1681247664), (16, 1260935748), (18, 1120831776), (24, 840623832), (27, 747221184), (32, 630467874), (36, 560415888), (48, 420311916), (54, 373610592), (64, 315233937), (72, 280207944), (79, 255379392), (81, 249073728), (96, 210155958), (108, 186805296), (144, 140103972), (158, 127689696), (162, 124536864), (192, 105077979), (216, 93402648), (237, 85126464), (243, 83024576), (288, 70051986), (316, 63844848), (324, 62268432), (432, 46701324), (474, 42563232), (486, 41512288), (576, 35025993), (632, 31922424), (648, 31134216), (711, 28375488), (864, 23350662), (948, 21281616), (972, 20756144), (1264, 15961212), (1296, 15567108), (1422, 14187744), (1728, 11675331), (1896, 10640808), (1944, 10378072), (2133, 9458496), (2528, 7980606), (2592, 7783554), (2844, 7093872), (3792, 5320404), (3888, 5189036), (4266, 4729248), (5056, 3990303), (5184, 3891777), (5688, 3546936), (6399, 3152832), (7584, 2660202), (7776, 2594518), (8532, 2364624), (11376, 1773468), (12798, 1576416), (15168, 1330101), (15552, 1297259), (16421, 1228608), (17064, 1182312), (19197, 1050944), (22752, 886734), (25596, 788208), (32842, 614304), (34128, 591156), (38394, 525472), (45504, 443367), (49263, 409536), (51192, 394104), (65684, 307152), (68256, 295578), (76788, 262736), (98526, 204768), (102384, 197052), (131368, 153576), (136512, 147789)]