140039648

素因数分解:

$2^5\times 7^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1$

素因数の和:165

約数の個数: 144

約数和(自身を含む): 343816704

約数和(自身を除く): 203777056

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 43, 49, 56, 62, 67, 86, 98, 112, 124, 134, 172, 196, 217, 224, 248, 268, 301, 344, 392, 434, 469, 496, 536, 602, 688, 784, 868, 938, 992, 1072, 1204, 1333, 1376, 1519, 1568, 1736, 1876, 2077, 2107, 2144, 2408, 2666, 2881, 3038, 3283, 3472, 3752, 4154, 4214, 4816, 5332, 5762, 6076, 6566, 6944, 7504, 8308, 8428, 9331, 9632, 10664, 11524, 12152, 13132, 14539, 15008, 16616, 16856, 18662, 20167, 21328, 23048, 24304, 26264, 29078, 33232, 33712, 37324, 40334, 42656, 46096, 48608, 52528, 58156, 65317, 66464, 67424, 74648, 80668, 89311, 92192, 101773, 105056, 116312, 130634, 141169, 149296, 161336, 178622, 203546, 232624, 261268, 282338, 298592, 322672, 357244, 407092, 465248, 522536, 564676, 625177, 645344, 714488, 814184, 1045072, 1129352, 1250354, 1428976, 1628368, 2090144, 2258704, 2500708, 2857952, 3256736, 4376239, 4517408, 5001416, 8752478, 10002832, 17504956, 20005664, 35009912, 70019824, 140039648]

約数ペア:

[(1, 140039648), (2, 70019824), (4, 35009912), (7, 20005664), (8, 17504956), (14, 10002832), (16, 8752478), (28, 5001416), (31, 4517408), (32, 4376239), (43, 3256736), (49, 2857952), (56, 2500708), (62, 2258704), (67, 2090144), (86, 1628368), (98, 1428976), (112, 1250354), (124, 1129352), (134, 1045072), (172, 814184), (196, 714488), (217, 645344), (224, 625177), (248, 564676), (268, 522536), (301, 465248), (344, 407092), (392, 357244), (434, 322672), (469, 298592), (496, 282338), (536, 261268), (602, 232624), (688, 203546), (784, 178622), (868, 161336), (938, 149296), (992, 141169), (1072, 130634), (1204, 116312), (1333, 105056), (1376, 101773), (1519, 92192), (1568, 89311), (1736, 80668), (1876, 74648), (2077, 67424), (2107, 66464), (2144, 65317), (2408, 58156), (2666, 52528), (2881, 48608), (3038, 46096), (3283, 42656), (3472, 40334), (3752, 37324), (4154, 33712), (4214, 33232), (4816, 29078), (5332, 26264), (5762, 24304), (6076, 23048), (6566, 21328), (6944, 20167), (7504, 18662), (8308, 16856), (8428, 16616), (9331, 15008), (9632, 14539), (10664, 13132), (11524, 12152)]