199826944

素因数分解:

$2^9\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{239}}^1$

素因数の和:351

約数の個数: 80

約数和(自身を含む): 424258560

約数和(自身を除く): 224431616

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 64, 71, 92, 128, 142, 184, 239, 256, 284, 368, 478, 512, 568, 736, 956, 1136, 1472, 1633, 1912, 2272, 2944, 3266, 3824, 4544, 5497, 5888, 6532, 7648, 9088, 10994, 11776, 13064, 15296, 16969, 18176, 21988, 26128, 30592, 33938, 36352, 43976, 52256, 61184, 67876, 87952, 104512, 122368, 135752, 175904, 209024, 271504, 351808, 390287, 418048, 543008, 703616, 780574, 836096, 1086016, 1407232, 1561148, 2172032, 2814464, 3122296, 4344064, 6244592, 8688128, 12489184, 24978368, 49956736, 99913472, 199826944]

約数ペア:

[(1, 199826944), (2, 99913472), (4, 49956736), (8, 24978368), (16, 12489184), (23, 8688128), (32, 6244592), (46, 4344064), (64, 3122296), (71, 2814464), (92, 2172032), (128, 1561148), (142, 1407232), (184, 1086016), (239, 836096), (256, 780574), (284, 703616), (368, 543008), (478, 418048), (512, 390287), (568, 351808), (736, 271504), (956, 209024), (1136, 175904), (1472, 135752), (1633, 122368), (1912, 104512), (2272, 87952), (2944, 67876), (3266, 61184), (3824, 52256), (4544, 43976), (5497, 36352), (5888, 33938), (6532, 30592), (7648, 26128), (9088, 21988), (10994, 18176), (11776, 16969), (13064, 15296)]