309511936

素因数分解:

$2^8\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{907}}^1$

素因数の和:997

約数の個数: 72

約数和(自身を含む): 653295104

約数和(自身を除く): 343783168

約数列:

[1, 2, 4, 8, 16, 31, 32, 43, 62, 64, 86, 124, 128, 172, 248, 256, 344, 496, 688, 907, 992, 1333, 1376, 1814, 1984, 2666, 2752, 3628, 3968, 5332, 5504, 7256, 7936, 10664, 11008, 14512, 21328, 28117, 29024, 39001, 42656, 56234, 58048, 78002, 85312, 112468, 116096, 156004, 170624, 224936, 232192, 312008, 341248, 449872, 624016, 899744, 1209031, 1248032, 1799488, 2418062, 2496064, 3598976, 4836124, 4992128, 7197952, 9672248, 9984256, 19344496, 38688992, 77377984, 154755968, 309511936]

約数ペア:

[(1, 309511936), (2, 154755968), (4, 77377984), (8, 38688992), (16, 19344496), (31, 9984256), (32, 9672248), (43, 7197952), (62, 4992128), (64, 4836124), (86, 3598976), (124, 2496064), (128, 2418062), (172, 1799488), (248, 1248032), (256, 1209031), (344, 899744), (496, 624016), (688, 449872), (907, 341248), (992, 312008), (1333, 232192), (1376, 224936), (1814, 170624), (1984, 156004), (2666, 116096), (2752, 112468), (3628, 85312), (3968, 78002), (5332, 58048), (5504, 56234), (7256, 42656), (7936, 39001), (10664, 29024), (11008, 28117), (14512, 21328)]