488431840

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^2\times {\mathrm{127}}^1$

素因数の和:241

約数の個数: 144

約数和(自身を含む): 1282272768

約数和(自身を除く): 793840928

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 43, 52, 65, 80, 86, 104, 127, 130, 160, 172, 208, 215, 254, 260, 344, 416, 430, 508, 520, 559, 635, 688, 860, 1016, 1040, 1118, 1270, 1376, 1651, 1720, 1849, 2032, 2080, 2236, 2540, 2795, 3302, 3440, 3698, 4064, 4472, 5080, 5461, 5590, 6604, 6880, 7396, 8255, 8944, 9245, 10160, 10922, 11180, 13208, 14792, 16510, 17888, 18490, 20320, 21844, 22360, 24037, 26416, 27305, 29584, 33020, 36980, 43688, 44720, 48074, 52832, 54610, 59168, 66040, 70993, 73960, 87376, 89440, 96148, 109220, 120185, 132080, 141986, 147920, 174752, 192296, 218440, 234823, 240370, 264160, 283972, 295840, 354965, 384592, 436880, 469646, 480740, 567944, 709930, 769184, 873760, 939292, 961480, 1135888, 1174115, 1419860, 1878584, 1922960, 2271776, 2348230, 2839720, 3052699, 3757168, 3845920, 4696460, 5679440, 6105398, 7514336, 9392920, 11358880, 12210796, 15263495, 18785840, 24421592, 30526990, 37571680, 48843184, 61053980, 97686368, 122107960, 244215920, 488431840]

約数ペア:

[(1, 488431840), (2, 244215920), (4, 122107960), (5, 97686368), (8, 61053980), (10, 48843184), (13, 37571680), (16, 30526990), (20, 24421592), (26, 18785840), (32, 15263495), (40, 12210796), (43, 11358880), (52, 9392920), (65, 7514336), (80, 6105398), (86, 5679440), (104, 4696460), (127, 3845920), (130, 3757168), (160, 3052699), (172, 2839720), (208, 2348230), (215, 2271776), (254, 1922960), (260, 1878584), (344, 1419860), (416, 1174115), (430, 1135888), (508, 961480), (520, 939292), (559, 873760), (635, 769184), (688, 709930), (860, 567944), (1016, 480740), (1040, 469646), (1118, 436880), (1270, 384592), (1376, 354965), (1651, 295840), (1720, 283972), (1849, 264160), (2032, 240370), (2080, 234823), (2236, 218440), (2540, 192296), (2795, 174752), (3302, 147920), (3440, 141986), (3698, 132080), (4064, 120185), (4472, 109220), (5080, 96148), (5461, 89440), (5590, 87376), (6604, 73960), (6880, 70993), (7396, 66040), (8255, 59168), (8944, 54610), (9245, 52832), (10160, 48074), (10922, 44720), (11180, 43688), (13208, 36980), (14792, 33020), (16510, 29584), (17888, 27305), (18490, 26416), (20320, 24037), (21844, 22360)]