222739888

素因数分解:

$2^4\times 7^2\times {\mathrm{19}}^2\times {\mathrm{787}}^1$

素因数の和:847

約数の個数: 90

約数和(自身を含む): 530502876

約数和(自身を除く): 307762988

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 49, 56, 76, 98, 112, 133, 152, 196, 266, 304, 361, 392, 532, 722, 784, 787, 931, 1064, 1444, 1574, 1862, 2128, 2527, 2888, 3148, 3724, 5054, 5509, 5776, 6296, 7448, 10108, 11018, 12592, 14896, 14953, 17689, 20216, 22036, 29906, 35378, 38563, 40432, 44072, 59812, 70756, 77126, 88144, 104671, 119624, 141512, 154252, 209342, 239248, 283024, 284107, 308504, 418684, 568214, 617008, 732697, 837368, 1136428, 1465394, 1674736, 1988749, 2272856, 2930788, 3977498, 4545712, 5861576, 7954996, 11723152, 13921243, 15909992, 27842486, 31819984, 55684972, 111369944, 222739888]

約数ペア:

[(1, 222739888), (2, 111369944), (4, 55684972), (7, 31819984), (8, 27842486), (14, 15909992), (16, 13921243), (19, 11723152), (28, 7954996), (38, 5861576), (49, 4545712), (56, 3977498), (76, 2930788), (98, 2272856), (112, 1988749), (133, 1674736), (152, 1465394), (196, 1136428), (266, 837368), (304, 732697), (361, 617008), (392, 568214), (532, 418684), (722, 308504), (784, 284107), (787, 283024), (931, 239248), (1064, 209342), (1444, 154252), (1574, 141512), (1862, 119624), (2128, 104671), (2527, 88144), (2888, 77126), (3148, 70756), (3724, 59812), (5054, 44072), (5509, 40432), (5776, 38563), (6296, 35378), (7448, 29906), (10108, 22036), (11018, 20216), (12592, 17689), (14896, 14953)]