353282020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{389}}^1\times {\mathrm{499}}^1$

素因数の和:917

約数の個数: 96

約数和(自身を含む): 917280000

約数和(自身を除く): 563997980

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 389, 455, 499, 778, 910, 998, 1556, 1820, 1945, 1996, 2495, 2723, 3493, 3890, 4990, 5057, 5446, 6487, 6986, 7780, 9980, 10114, 10892, 12974, 13615, 13972, 17465, 20228, 25285, 25948, 27230, 32435, 34930, 35399, 45409, 50570, 54460, 64870, 69860, 70798, 90818, 101140, 129740, 141596, 176995, 181636, 194111, 227045, 353990, 388222, 454090, 707980, 776444, 908180, 970555, 1358777, 1941110, 2523443, 2717554, 3882220, 5046886, 5435108, 6793885, 10093772, 12617215, 13587770, 17664101, 25234430, 27175540, 35328202, 50468860, 70656404, 88320505, 176641010, 353282020]

約数ペア:

[(1, 353282020), (2, 176641010), (4, 88320505), (5, 70656404), (7, 50468860), (10, 35328202), (13, 27175540), (14, 25234430), (20, 17664101), (26, 13587770), (28, 12617215), (35, 10093772), (52, 6793885), (65, 5435108), (70, 5046886), (91, 3882220), (130, 2717554), (140, 2523443), (182, 1941110), (260, 1358777), (364, 970555), (389, 908180), (455, 776444), (499, 707980), (778, 454090), (910, 388222), (998, 353990), (1556, 227045), (1820, 194111), (1945, 181636), (1996, 176995), (2495, 141596), (2723, 129740), (3493, 101140), (3890, 90818), (4990, 70798), (5057, 69860), (5446, 64870), (6487, 54460), (6986, 50570), (7780, 45409), (9980, 35399), (10114, 34930), (10892, 32435), (12974, 27230), (13615, 25948), (13972, 25285), (17465, 20228)]