120985312

素因数分解:

$2^5\times 7^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1$

素因数の和:205

約数の個数: 144

約数和(自身を含む): 303367680

約数和(自身を除く): 182382368

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 31, 32, 38, 49, 56, 62, 76, 98, 112, 124, 131, 133, 152, 196, 217, 224, 248, 262, 266, 304, 392, 434, 496, 524, 532, 589, 608, 784, 868, 917, 931, 992, 1048, 1064, 1178, 1519, 1568, 1736, 1834, 1862, 2096, 2128, 2356, 2489, 3038, 3472, 3668, 3724, 4061, 4123, 4192, 4256, 4712, 4978, 6076, 6419, 6944, 7336, 7448, 8122, 8246, 9424, 9956, 12152, 12838, 14672, 14896, 16244, 16492, 17423, 18848, 19912, 24304, 25676, 28427, 28861, 29344, 29792, 32488, 32984, 34846, 39824, 48608, 51352, 56854, 57722, 64976, 65968, 69692, 77159, 79648, 102704, 113708, 115444, 121961, 129952, 131936, 139384, 154318, 198989, 205408, 227416, 230888, 243922, 278768, 308636, 397978, 454832, 461776, 487844, 540113, 557536, 617272, 795956, 909664, 923552, 975688, 1080226, 1234544, 1591912, 1951376, 2160452, 2469088, 3183824, 3780791, 3902752, 4320904, 6367648, 7561582, 8641808, 15123164, 17283616, 30246328, 60492656, 120985312]

約数ペア:

[(1, 120985312), (2, 60492656), (4, 30246328), (7, 17283616), (8, 15123164), (14, 8641808), (16, 7561582), (19, 6367648), (28, 4320904), (31, 3902752), (32, 3780791), (38, 3183824), (49, 2469088), (56, 2160452), (62, 1951376), (76, 1591912), (98, 1234544), (112, 1080226), (124, 975688), (131, 923552), (133, 909664), (152, 795956), (196, 617272), (217, 557536), (224, 540113), (248, 487844), (262, 461776), (266, 454832), (304, 397978), (392, 308636), (434, 278768), (496, 243922), (524, 230888), (532, 227416), (589, 205408), (608, 198989), (784, 154318), (868, 139384), (917, 131936), (931, 129952), (992, 121961), (1048, 115444), (1064, 113708), (1178, 102704), (1519, 79648), (1568, 77159), (1736, 69692), (1834, 65968), (1862, 64976), (2096, 57722), (2128, 56854), (2356, 51352), (2489, 48608), (3038, 39824), (3472, 34846), (3668, 32984), (3724, 32488), (4061, 29792), (4123, 29344), (4192, 28861), (4256, 28427), (4712, 25676), (4978, 24304), (6076, 19912), (6419, 18848), (6944, 17423), (7336, 16492), (7448, 16244), (8122, 14896), (8246, 14672), (9424, 12838), (9956, 12152)]