391009024

素因数分解:

$2^8\times 7^3\times {\mathrm{61}}^1\times {\mathrm{73}}^1$

素因数の和:171

約数の個数: 144

約数和(自身を含む): 937787200

約数和(自身を除く): 546778176

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 61, 64, 73, 98, 112, 122, 128, 146, 196, 224, 244, 256, 292, 343, 392, 427, 448, 488, 511, 584, 686, 784, 854, 896, 976, 1022, 1168, 1372, 1568, 1708, 1792, 1952, 2044, 2336, 2744, 2989, 3136, 3416, 3577, 3904, 4088, 4453, 4672, 5488, 5978, 6272, 6832, 7154, 7808, 8176, 8906, 9344, 10976, 11956, 12544, 13664, 14308, 15616, 16352, 17812, 18688, 20923, 21952, 23912, 25039, 27328, 28616, 31171, 32704, 35624, 41846, 43904, 47824, 50078, 54656, 57232, 62342, 65408, 71248, 83692, 87808, 95648, 100156, 109312, 114464, 124684, 130816, 142496, 167384, 191296, 200312, 218197, 228928, 249368, 284992, 334768, 382592, 400624, 436394, 457856, 498736, 569984, 669536, 765184, 801248, 872788, 915712, 997472, 1139968, 1339072, 1527379, 1602496, 1745576, 1994944, 2678144, 3054758, 3204992, 3491152, 3989888, 5356288, 6109516, 6409984, 6982304, 7979776, 12219032, 13964608, 24438064, 27929216, 48876128, 55858432, 97752256, 195504512, 391009024]

約数ペア:

[(1, 391009024), (2, 195504512), (4, 97752256), (7, 55858432), (8, 48876128), (14, 27929216), (16, 24438064), (28, 13964608), (32, 12219032), (49, 7979776), (56, 6982304), (61, 6409984), (64, 6109516), (73, 5356288), (98, 3989888), (112, 3491152), (122, 3204992), (128, 3054758), (146, 2678144), (196, 1994944), (224, 1745576), (244, 1602496), (256, 1527379), (292, 1339072), (343, 1139968), (392, 997472), (427, 915712), (448, 872788), (488, 801248), (511, 765184), (584, 669536), (686, 569984), (784, 498736), (854, 457856), (896, 436394), (976, 400624), (1022, 382592), (1168, 334768), (1372, 284992), (1568, 249368), (1708, 228928), (1792, 218197), (1952, 200312), (2044, 191296), (2336, 167384), (2744, 142496), (2989, 130816), (3136, 124684), (3416, 114464), (3577, 109312), (3904, 100156), (4088, 95648), (4453, 87808), (4672, 83692), (5488, 71248), (5978, 65408), (6272, 62342), (6832, 57232), (7154, 54656), (7808, 50078), (8176, 47824), (8906, 43904), (9344, 41846), (10976, 35624), (11956, 32704), (12544, 31171), (13664, 28616), (14308, 27328), (15616, 25039), (16352, 23912), (17812, 21952), (18688, 20923)]