217051488

素因数分解:

$2^5\times 3^5\times {\mathrm{103}}^1\times {\mathrm{271}}^1$

素因数の和:399

約数の個数: 144

約数和(自身を含む): 648700416

約数和(自身を除く): 431648928

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 72, 81, 96, 103, 108, 144, 162, 206, 216, 243, 271, 288, 309, 324, 412, 432, 486, 542, 618, 648, 813, 824, 864, 927, 972, 1084, 1236, 1296, 1626, 1648, 1854, 1944, 2168, 2439, 2472, 2592, 2781, 3252, 3296, 3708, 3888, 4336, 4878, 4944, 5562, 6504, 7317, 7416, 7776, 8343, 8672, 9756, 9888, 11124, 13008, 14634, 14832, 16686, 19512, 21951, 22248, 25029, 26016, 27913, 29268, 29664, 33372, 39024, 43902, 44496, 50058, 55826, 58536, 65853, 66744, 78048, 83739, 87804, 88992, 100116, 111652, 117072, 131706, 133488, 167478, 175608, 200232, 223304, 234144, 251217, 263412, 266976, 334956, 351216, 400464, 446608, 502434, 526824, 669912, 702432, 753651, 800928, 893216, 1004868, 1053648, 1339824, 1507302, 2009736, 2107296, 2260953, 2679648, 3014604, 4019472, 4521906, 6029208, 6782859, 8038944, 9043812, 12058416, 13565718, 18087624, 24116832, 27131436, 36175248, 54262872, 72350496, 108525744, 217051488]

約数ペア:

[(1, 217051488), (2, 108525744), (3, 72350496), (4, 54262872), (6, 36175248), (8, 27131436), (9, 24116832), (12, 18087624), (16, 13565718), (18, 12058416), (24, 9043812), (27, 8038944), (32, 6782859), (36, 6029208), (48, 4521906), (54, 4019472), (72, 3014604), (81, 2679648), (96, 2260953), (103, 2107296), (108, 2009736), (144, 1507302), (162, 1339824), (206, 1053648), (216, 1004868), (243, 893216), (271, 800928), (288, 753651), (309, 702432), (324, 669912), (412, 526824), (432, 502434), (486, 446608), (542, 400464), (618, 351216), (648, 334956), (813, 266976), (824, 263412), (864, 251217), (927, 234144), (972, 223304), (1084, 200232), (1236, 175608), (1296, 167478), (1626, 133488), (1648, 131706), (1854, 117072), (1944, 111652), (2168, 100116), (2439, 88992), (2472, 87804), (2592, 83739), (2781, 78048), (3252, 66744), (3296, 65853), (3708, 58536), (3888, 55826), (4336, 50058), (4878, 44496), (4944, 43902), (5562, 39024), (6504, 33372), (7317, 29664), (7416, 29268), (7776, 27913), (8343, 26016), (8672, 25029), (9756, 22248), (9888, 21951), (11124, 19512), (13008, 16686), (14634, 14832)]