13320559840

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{239}}^1\times {\mathrm{7109}}^1$

素因数の和:7377

約数の個数: 144

約数和(自身を含む): 36766094400

約数和(自身を除く): 23445534560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 196, 224, 239, 245, 280, 392, 478, 490, 560, 784, 956, 980, 1120, 1195, 1568, 1673, 1912, 1960, 2390, 3346, 3824, 3920, 4780, 6692, 7109, 7648, 7840, 8365, 9560, 11711, 13384, 14218, 16730, 19120, 23422, 26768, 28436, 33460, 35545, 38240, 46844, 49763, 53536, 56872, 58555, 66920, 71090, 93688, 99526, 113744, 117110, 133840, 142180, 187376, 199052, 227488, 234220, 248815, 267680, 284360, 348341, 374752, 398104, 468440, 497630, 568720, 696682, 796208, 936880, 995260, 1137440, 1393364, 1592416, 1699051, 1741705, 1873760, 1990520, 2786728, 3398102, 3483410, 3981040, 5573456, 6796204, 6966820, 7962080, 8495255, 11146912, 11893357, 13592408, 13933640, 16990510, 23786714, 27184816, 27867280, 33981020, 47573428, 54369632, 55734560, 59466785, 67962040, 83253499, 95146856, 118933570, 135924080, 166506998, 190293712, 237867140, 271848160, 333013996, 380587424, 416267495, 475734280, 666027992, 832534990, 951468560, 1332055984, 1665069980, 1902937120, 2664111968, 3330139960, 6660279920, 13320559840]

約数ペア:

[(1, 13320559840), (2, 6660279920), (4, 3330139960), (5, 2664111968), (7, 1902937120), (8, 1665069980), (10, 1332055984), (14, 951468560), (16, 832534990), (20, 666027992), (28, 475734280), (32, 416267495), (35, 380587424), (40, 333013996), (49, 271848160), (56, 237867140), (70, 190293712), (80, 166506998), (98, 135924080), (112, 118933570), (140, 95146856), (160, 83253499), (196, 67962040), (224, 59466785), (239, 55734560), (245, 54369632), (280, 47573428), (392, 33981020), (478, 27867280), (490, 27184816), (560, 23786714), (784, 16990510), (956, 13933640), (980, 13592408), (1120, 11893357), (1195, 11146912), (1568, 8495255), (1673, 7962080), (1912, 6966820), (1960, 6796204), (2390, 5573456), (3346, 3981040), (3824, 3483410), (3920, 3398102), (4780, 2786728), (6692, 1990520), (7109, 1873760), (7648, 1741705), (7840, 1699051), (8365, 1592416), (9560, 1393364), (11711, 1137440), (13384, 995260), (14218, 936880), (16730, 796208), (19120, 696682), (23422, 568720), (26768, 497630), (28436, 468440), (33460, 398104), (35545, 374752), (38240, 348341), (46844, 284360), (49763, 267680), (53536, 248815), (56872, 234220), (58555, 227488), (66920, 199052), (71090, 187376), (93688, 142180), (99526, 133840), (113744, 117110)]