20512671120

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{2521}}^1\times {\mathrm{3767}}^1$

素因数の和:6310

約数の個数: 160

約数和(自身を含む): 70701546240

約数和(自身を除く): 50188875120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 180, 216, 240, 270, 360, 432, 540, 720, 1080, 2160, 2521, 3767, 5042, 7534, 7563, 10084, 11301, 12605, 15068, 15126, 18835, 20168, 22602, 22689, 25210, 30136, 30252, 33903, 37670, 37815, 40336, 45204, 45378, 50420, 56505, 60272, 60504, 67806, 68067, 75340, 75630, 90408, 90756, 100840, 101709, 113010, 113445, 121008, 135612, 136134, 150680, 151260, 169515, 180816, 181512, 201680, 203418, 226020, 226890, 271224, 272268, 301360, 302520, 339030, 340335, 363024, 406836, 452040, 453780, 508545, 542448, 544536, 605040, 678060, 680670, 813672, 904080, 907560, 1017090, 1089072, 1356120, 1361340, 1627344, 1815120, 2034180, 2712240, 2722680, 4068360, 5445360, 8136720, 9496607, 18993214, 28489821, 37986428, 47483035, 56979642, 75972856, 85469463, 94966070, 113959284, 142449105, 151945712, 170938926, 189932140, 227918568, 256408389, 284898210, 341877852, 379864280, 427347315, 455837136, 512816778, 569796420, 683755704, 759728560, 854694630, 1025633556, 1139592840, 1282041945, 1367511408, 1709389260, 2051267112, 2279185680, 2564083890, 3418778520, 4102534224, 5128167780, 6837557040, 10256335560, 20512671120]

約数ペア:

[(1, 20512671120), (2, 10256335560), (3, 6837557040), (4, 5128167780), (5, 4102534224), (6, 3418778520), (8, 2564083890), (9, 2279185680), (10, 2051267112), (12, 1709389260), (15, 1367511408), (16, 1282041945), (18, 1139592840), (20, 1025633556), (24, 854694630), (27, 759728560), (30, 683755704), (36, 569796420), (40, 512816778), (45, 455837136), (48, 427347315), (54, 379864280), (60, 341877852), (72, 284898210), (80, 256408389), (90, 227918568), (108, 189932140), (120, 170938926), (135, 151945712), (144, 142449105), (180, 113959284), (216, 94966070), (240, 85469463), (270, 75972856), (360, 56979642), (432, 47483035), (540, 37986428), (720, 28489821), (1080, 18993214), (2160, 9496607), (2521, 8136720), (3767, 5445360), (5042, 4068360), (7534, 2722680), (7563, 2712240), (10084, 2034180), (11301, 1815120), (12605, 1627344), (15068, 1361340), (15126, 1356120), (18835, 1089072), (20168, 1017090), (22602, 907560), (22689, 904080), (25210, 813672), (30136, 680670), (30252, 678060), (33903, 605040), (37670, 544536), (37815, 542448), (40336, 508545), (45204, 453780), (45378, 452040), (50420, 406836), (56505, 363024), (60272, 340335), (60504, 339030), (67806, 302520), (68067, 301360), (75340, 272268), (75630, 271224), (90408, 226890), (90756, 226020), (100840, 203418), (101709, 201680), (113010, 181512), (113445, 180816), (121008, 169515), (135612, 151260), (136134, 150680)]