649223424

素因数分解:

$2^8\times 3^4\times {\mathrm{131}}^1\times {\mathrm{239}}^1$

素因数の和:398

約数の個数: 180

約数和(自身を含む): 1958806080

約数和(自身を除く): 1309582656

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, 131, 144, 162, 192, 216, 239, 256, 262, 288, 324, 384, 393, 432, 478, 524, 576, 648, 717, 768, 786, 864, 956, 1048, 1152, 1179, 1296, 1434, 1572, 1728, 1912, 2096, 2151, 2304, 2358, 2592, 2868, 3144, 3456, 3537, 3824, 4192, 4302, 4716, 5184, 5736, 6288, 6453, 6912, 7074, 7648, 8384, 8604, 9432, 10368, 10611, 11472, 12576, 12906, 14148, 15296, 16768, 17208, 18864, 19359, 20736, 21222, 22944, 25152, 25812, 28296, 30592, 31309, 33536, 34416, 37728, 38718, 42444, 45888, 50304, 51624, 56592, 61184, 62618, 68832, 75456, 77436, 84888, 91776, 93927, 100608, 103248, 113184, 125236, 137664, 150912, 154872, 169776, 183552, 187854, 206496, 226368, 250472, 275328, 281781, 301824, 309744, 339552, 375708, 412992, 452736, 500944, 550656, 563562, 619488, 679104, 751416, 825984, 845343, 905472, 1001888, 1127124, 1238976, 1358208, 1502832, 1651968, 1690686, 2003776, 2254248, 2477952, 2536029, 2716416, 3005664, 3381372, 4007552, 4508496, 4955904, 5072058, 6011328, 6762744, 8015104, 9016992, 10144116, 12022656, 13525488, 18033984, 20288232, 24045312, 27050976, 36067968, 40576464, 54101952, 72135936, 81152928, 108203904, 162305856, 216407808, 324611712, 649223424]

約数ペア:

[(1, 649223424), (2, 324611712), (3, 216407808), (4, 162305856), (6, 108203904), (8, 81152928), (9, 72135936), (12, 54101952), (16, 40576464), (18, 36067968), (24, 27050976), (27, 24045312), (32, 20288232), (36, 18033984), (48, 13525488), (54, 12022656), (64, 10144116), (72, 9016992), (81, 8015104), (96, 6762744), (108, 6011328), (128, 5072058), (131, 4955904), (144, 4508496), (162, 4007552), (192, 3381372), (216, 3005664), (239, 2716416), (256, 2536029), (262, 2477952), (288, 2254248), (324, 2003776), (384, 1690686), (393, 1651968), (432, 1502832), (478, 1358208), (524, 1238976), (576, 1127124), (648, 1001888), (717, 905472), (768, 845343), (786, 825984), (864, 751416), (956, 679104), (1048, 619488), (1152, 563562), (1179, 550656), (1296, 500944), (1434, 452736), (1572, 412992), (1728, 375708), (1912, 339552), (2096, 309744), (2151, 301824), (2304, 281781), (2358, 275328), (2592, 250472), (2868, 226368), (3144, 206496), (3456, 187854), (3537, 183552), (3824, 169776), (4192, 154872), (4302, 150912), (4716, 137664), (5184, 125236), (5736, 113184), (6288, 103248), (6453, 100608), (6912, 93927), (7074, 91776), (7648, 84888), (8384, 77436), (8604, 75456), (9432, 68832), (10368, 62618), (10611, 61184), (11472, 56592), (12576, 51624), (12906, 50304), (14148, 45888), (15296, 42444), (16768, 38718), (17208, 37728), (18864, 34416), (19359, 33536), (20736, 31309), (21222, 30592), (22944, 28296), (25152, 25812)]