211074040

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{31}}^2$

素因数の和:126

約数の個数: 144

約数和(自身を含む): 548731800

約数和(自身を除く): 337657760

約数列:

[1, 2, 4, 5, 8, 10, 17, 19, 20, 31, 34, 38, 40, 62, 68, 76, 85, 95, 124, 136, 152, 155, 170, 190, 248, 289, 310, 323, 340, 380, 527, 578, 589, 620, 646, 680, 760, 961, 1054, 1156, 1178, 1240, 1292, 1445, 1615, 1922, 2108, 2312, 2356, 2584, 2635, 2890, 2945, 3230, 3844, 4216, 4712, 4805, 5270, 5491, 5780, 5890, 6460, 7688, 8959, 9610, 10013, 10540, 10982, 11560, 11780, 12920, 16337, 17918, 18259, 19220, 20026, 21080, 21964, 23560, 27455, 32674, 35836, 36518, 38440, 40052, 43928, 44795, 50065, 54910, 65348, 71672, 73036, 80104, 81685, 89590, 91295, 100130, 109820, 130696, 146072, 163370, 170221, 179180, 182590, 200260, 219640, 277729, 310403, 326740, 340442, 358360, 365180, 400520, 555458, 620806, 653480, 680884, 730360, 851105, 1110916, 1241612, 1361768, 1388645, 1552015, 1702210, 2221832, 2483224, 2777290, 3104030, 3404420, 5276851, 5554580, 6208060, 6808840, 10553702, 11109160, 12416120, 21107404, 26384255, 42214808, 52768510, 105537020, 211074040]

約数ペア:

[(1, 211074040), (2, 105537020), (4, 52768510), (5, 42214808), (8, 26384255), (10, 21107404), (17, 12416120), (19, 11109160), (20, 10553702), (31, 6808840), (34, 6208060), (38, 5554580), (40, 5276851), (62, 3404420), (68, 3104030), (76, 2777290), (85, 2483224), (95, 2221832), (124, 1702210), (136, 1552015), (152, 1388645), (155, 1361768), (170, 1241612), (190, 1110916), (248, 851105), (289, 730360), (310, 680884), (323, 653480), (340, 620806), (380, 555458), (527, 400520), (578, 365180), (589, 358360), (620, 340442), (646, 326740), (680, 310403), (760, 277729), (961, 219640), (1054, 200260), (1156, 182590), (1178, 179180), (1240, 170221), (1292, 163370), (1445, 146072), (1615, 130696), (1922, 109820), (2108, 100130), (2312, 91295), (2356, 89590), (2584, 81685), (2635, 80104), (2890, 73036), (2945, 71672), (3230, 65348), (3844, 54910), (4216, 50065), (4712, 44795), (4805, 43928), (5270, 40052), (5491, 38440), (5780, 36518), (5890, 35836), (6460, 32674), (7688, 27455), (8959, 23560), (9610, 21964), (10013, 21080), (10540, 20026), (10982, 19220), (11560, 18259), (11780, 17918), (12920, 16337)]