191948800

素因数分解:

$2^{11}\times 5^2\times {\mathrm{23}}^1\times {\mathrm{163}}^1$

素因数の和:218

約数の個数: 144

約数和(自身を含む): 499655520

約数和(自身を除く): 307706720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 25, 32, 40, 46, 50, 64, 80, 92, 100, 115, 128, 160, 163, 184, 200, 230, 256, 320, 326, 368, 400, 460, 512, 575, 640, 652, 736, 800, 815, 920, 1024, 1150, 1280, 1304, 1472, 1600, 1630, 1840, 2048, 2300, 2560, 2608, 2944, 3200, 3260, 3680, 3749, 4075, 4600, 5120, 5216, 5888, 6400, 6520, 7360, 7498, 8150, 9200, 10240, 10432, 11776, 12800, 13040, 14720, 14996, 16300, 18400, 18745, 20864, 23552, 25600, 26080, 29440, 29992, 32600, 36800, 37490, 41728, 47104, 51200, 52160, 58880, 59984, 65200, 73600, 74980, 83456, 93725, 104320, 117760, 119968, 130400, 147200, 149960, 166912, 187450, 208640, 235520, 239936, 260800, 294400, 299920, 333824, 374900, 417280, 479872, 521600, 588800, 599840, 749800, 834560, 959744, 1043200, 1177600, 1199680, 1499600, 1669120, 1919488, 2086400, 2399360, 2999200, 3838976, 4172800, 4798720, 5998400, 7677952, 8345600, 9597440, 11996800, 19194880, 23993600, 38389760, 47987200, 95974400, 191948800]

約数ペア:

[(1, 191948800), (2, 95974400), (4, 47987200), (5, 38389760), (8, 23993600), (10, 19194880), (16, 11996800), (20, 9597440), (23, 8345600), (25, 7677952), (32, 5998400), (40, 4798720), (46, 4172800), (50, 3838976), (64, 2999200), (80, 2399360), (92, 2086400), (100, 1919488), (115, 1669120), (128, 1499600), (160, 1199680), (163, 1177600), (184, 1043200), (200, 959744), (230, 834560), (256, 749800), (320, 599840), (326, 588800), (368, 521600), (400, 479872), (460, 417280), (512, 374900), (575, 333824), (640, 299920), (652, 294400), (736, 260800), (800, 239936), (815, 235520), (920, 208640), (1024, 187450), (1150, 166912), (1280, 149960), (1304, 147200), (1472, 130400), (1600, 119968), (1630, 117760), (1840, 104320), (2048, 93725), (2300, 83456), (2560, 74980), (2608, 73600), (2944, 65200), (3200, 59984), (3260, 58880), (3680, 52160), (3749, 51200), (4075, 47104), (4600, 41728), (5120, 37490), (5216, 36800), (5888, 32600), (6400, 29992), (6520, 29440), (7360, 26080), (7498, 25600), (8150, 23552), (9200, 20864), (10240, 18745), (10432, 18400), (11776, 16300), (12800, 14996), (13040, 14720)]