30938992

素因数分解:

$2^4\times 7^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1$

素因数の和:139

約数の個数: 120

約数和(自身を含む): 76899840

約数和(自身を除く): 45960848

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 31, 38, 49, 56, 62, 67, 76, 98, 112, 124, 133, 134, 152, 196, 217, 248, 266, 268, 304, 392, 434, 469, 496, 532, 536, 589, 784, 868, 931, 938, 1064, 1072, 1178, 1273, 1519, 1736, 1862, 1876, 2077, 2128, 2356, 2546, 3038, 3283, 3472, 3724, 3752, 4123, 4154, 4712, 5092, 6076, 6566, 7448, 7504, 8246, 8308, 8911, 9424, 10184, 12152, 13132, 14539, 14896, 16492, 16616, 17822, 20368, 24304, 26264, 28861, 29078, 32984, 33232, 35644, 39463, 52528, 57722, 58156, 62377, 65968, 71288, 78926, 101773, 115444, 116312, 124754, 142576, 157852, 203546, 230888, 232624, 249508, 276241, 315704, 407092, 461776, 499016, 552482, 631408, 814184, 998032, 1104964, 1628368, 1933687, 2209928, 3867374, 4419856, 7734748, 15469496, 30938992]

約数ペア:

[(1, 30938992), (2, 15469496), (4, 7734748), (7, 4419856), (8, 3867374), (14, 2209928), (16, 1933687), (19, 1628368), (28, 1104964), (31, 998032), (38, 814184), (49, 631408), (56, 552482), (62, 499016), (67, 461776), (76, 407092), (98, 315704), (112, 276241), (124, 249508), (133, 232624), (134, 230888), (152, 203546), (196, 157852), (217, 142576), (248, 124754), (266, 116312), (268, 115444), (304, 101773), (392, 78926), (434, 71288), (469, 65968), (496, 62377), (532, 58156), (536, 57722), (589, 52528), (784, 39463), (868, 35644), (931, 33232), (938, 32984), (1064, 29078), (1072, 28861), (1178, 26264), (1273, 24304), (1519, 20368), (1736, 17822), (1862, 16616), (1876, 16492), (2077, 14896), (2128, 14539), (2356, 13132), (2546, 12152), (3038, 10184), (3283, 9424), (3472, 8911), (3724, 8308), (3752, 8246), (4123, 7504), (4154, 7448), (4712, 6566), (5092, 6076)]