81667584

素因数分解:

$2^9\times 3^2\times {\mathrm{37}}^1\times {\mathrm{479}}^1$

素因数の和:540

約数の個数: 120

約数和(自身を含む): 242573760

約数和(自身を除く): 160906176

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 37, 48, 64, 72, 74, 96, 111, 128, 144, 148, 192, 222, 256, 288, 296, 333, 384, 444, 479, 512, 576, 592, 666, 768, 888, 958, 1152, 1184, 1332, 1437, 1536, 1776, 1916, 2304, 2368, 2664, 2874, 3552, 3832, 4311, 4608, 4736, 5328, 5748, 7104, 7664, 8622, 9472, 10656, 11496, 14208, 15328, 17244, 17723, 18944, 21312, 22992, 28416, 30656, 34488, 35446, 42624, 45984, 53169, 56832, 61312, 68976, 70892, 85248, 91968, 106338, 122624, 137952, 141784, 159507, 170496, 183936, 212676, 245248, 275904, 283568, 319014, 367872, 425352, 551808, 567136, 638028, 735744, 850704, 1103616, 1134272, 1276056, 1701408, 2207232, 2268544, 2552112, 3402816, 4537088, 5104224, 6805632, 9074176, 10208448, 13611264, 20416896, 27222528, 40833792, 81667584]

約数ペア:

[(1, 81667584), (2, 40833792), (3, 27222528), (4, 20416896), (6, 13611264), (8, 10208448), (9, 9074176), (12, 6805632), (16, 5104224), (18, 4537088), (24, 3402816), (32, 2552112), (36, 2268544), (37, 2207232), (48, 1701408), (64, 1276056), (72, 1134272), (74, 1103616), (96, 850704), (111, 735744), (128, 638028), (144, 567136), (148, 551808), (192, 425352), (222, 367872), (256, 319014), (288, 283568), (296, 275904), (333, 245248), (384, 212676), (444, 183936), (479, 170496), (512, 159507), (576, 141784), (592, 137952), (666, 122624), (768, 106338), (888, 91968), (958, 85248), (1152, 70892), (1184, 68976), (1332, 61312), (1437, 56832), (1536, 53169), (1776, 45984), (1916, 42624), (2304, 35446), (2368, 34488), (2664, 30656), (2874, 28416), (3552, 22992), (3832, 21312), (4311, 18944), (4608, 17723), (4736, 17244), (5328, 15328), (5748, 14208), (7104, 11496), (7664, 10656), (8622, 9472)]