217178496

素因数分解:

$2^7\times 3^4\times {\mathrm{20947}}^1$

素因数の和:20973

約数の個数: 80

約数和(自身を含む): 646350540

約数和(自身を除く): 429172044

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 81, 96, 108, 128, 144, 162, 192, 216, 288, 324, 384, 432, 576, 648, 864, 1152, 1296, 1728, 2592, 3456, 5184, 10368, 20947, 41894, 62841, 83788, 125682, 167576, 188523, 251364, 335152, 377046, 502728, 565569, 670304, 754092, 1005456, 1131138, 1340608, 1508184, 1696707, 2010912, 2262276, 2681216, 3016368, 3393414, 4021824, 4524552, 6032736, 6786828, 8043648, 9049104, 12065472, 13573656, 18098208, 24130944, 27147312, 36196416, 54294624, 72392832, 108589248, 217178496]

約数ペア:

[(1, 217178496), (2, 108589248), (3, 72392832), (4, 54294624), (6, 36196416), (8, 27147312), (9, 24130944), (12, 18098208), (16, 13573656), (18, 12065472), (24, 9049104), (27, 8043648), (32, 6786828), (36, 6032736), (48, 4524552), (54, 4021824), (64, 3393414), (72, 3016368), (81, 2681216), (96, 2262276), (108, 2010912), (128, 1696707), (144, 1508184), (162, 1340608), (192, 1131138), (216, 1005456), (288, 754092), (324, 670304), (384, 565569), (432, 502728), (576, 377046), (648, 335152), (864, 251364), (1152, 188523), (1296, 167576), (1728, 125682), (2592, 83788), (3456, 62841), (5184, 41894), (10368, 20947)]