308155904

素因数分解:

$2^9\times 7^2\times {\mathrm{71}}^1\times {\mathrm{173}}^1$

素因数の和:276

約数の個数: 120

約数和(自身を含む): 730520208

約数和(自身を除く): 422364304

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 71, 98, 112, 128, 142, 173, 196, 224, 256, 284, 346, 392, 448, 497, 512, 568, 692, 784, 896, 994, 1136, 1211, 1384, 1568, 1792, 1988, 2272, 2422, 2768, 3136, 3479, 3584, 3976, 4544, 4844, 5536, 6272, 6958, 7952, 8477, 9088, 9688, 11072, 12283, 12544, 13916, 15904, 16954, 18176, 19376, 22144, 24566, 25088, 27832, 31808, 33908, 36352, 38752, 44288, 49132, 55664, 63616, 67816, 77504, 85981, 88576, 98264, 111328, 127232, 135632, 155008, 171962, 196528, 222656, 254464, 271264, 310016, 343924, 393056, 445312, 542528, 601867, 620032, 687848, 786112, 890624, 1085056, 1203734, 1375696, 1572224, 1781248, 2170112, 2407468, 2751392, 3144448, 4340224, 4814936, 5502784, 6288896, 9629872, 11005568, 19259744, 22011136, 38519488, 44022272, 77038976, 154077952, 308155904]

約数ペア:

[(1, 308155904), (2, 154077952), (4, 77038976), (7, 44022272), (8, 38519488), (14, 22011136), (16, 19259744), (28, 11005568), (32, 9629872), (49, 6288896), (56, 5502784), (64, 4814936), (71, 4340224), (98, 3144448), (112, 2751392), (128, 2407468), (142, 2170112), (173, 1781248), (196, 1572224), (224, 1375696), (256, 1203734), (284, 1085056), (346, 890624), (392, 786112), (448, 687848), (497, 620032), (512, 601867), (568, 542528), (692, 445312), (784, 393056), (896, 343924), (994, 310016), (1136, 271264), (1211, 254464), (1384, 222656), (1568, 196528), (1792, 171962), (1988, 155008), (2272, 135632), (2422, 127232), (2768, 111328), (3136, 98264), (3479, 88576), (3584, 85981), (3976, 77504), (4544, 67816), (4844, 63616), (5536, 55664), (6272, 49132), (6958, 44288), (7952, 38752), (8477, 36352), (9088, 33908), (9688, 31808), (11072, 27832), (12283, 25088), (12544, 24566), (13916, 22144), (15904, 19376), (16954, 18176)]