497003695640

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{257}}^1\times {\mathrm{409}}^1\times {\mathrm{2749}}^1$

素因数の和:3469

約数の個数: 128

約数和(自身を含む): 1151944200000

約数和(自身を除く): 654940504360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 257, 344, 409, 430, 514, 818, 860, 1028, 1285, 1636, 1720, 2045, 2056, 2570, 2749, 3272, 4090, 5140, 5498, 8180, 10280, 10996, 11051, 13745, 16360, 17587, 21992, 22102, 27490, 35174, 44204, 54980, 55255, 70348, 87935, 88408, 105113, 109960, 110510, 118207, 140696, 175870, 210226, 221020, 236414, 351740, 420452, 442040, 472828, 525565, 591035, 703480, 706493, 840904, 945656, 1051130, 1124341, 1182070, 1412986, 2102260, 2248682, 2364140, 2825972, 3532465, 4204520, 4497364, 4519859, 4728280, 5621705, 5651944, 7064930, 8994728, 9039718, 11243410, 14129860, 18079436, 22486820, 22599295, 28259720, 30379199, 36158872, 44973640, 45198590, 48346663, 60758398, 90397180, 96693326, 121516796, 151895995, 180794360, 193386652, 241733315, 243033592, 288955637, 303791990, 386773304, 483466630, 577911274, 607583980, 966933260, 1155822548, 1215167960, 1444778185, 1933866520, 2311645096, 2889556370, 5779112740, 11558225480, 12425092391, 24850184782, 49700369564, 62125461955, 99400739128, 124250923910, 248501847820, 497003695640]

約数ペア:

[(1, 497003695640), (2, 248501847820), (4, 124250923910), (5, 99400739128), (8, 62125461955), (10, 49700369564), (20, 24850184782), (40, 12425092391), (43, 11558225480), (86, 5779112740), (172, 2889556370), (215, 2311645096), (257, 1933866520), (344, 1444778185), (409, 1215167960), (430, 1155822548), (514, 966933260), (818, 607583980), (860, 577911274), (1028, 483466630), (1285, 386773304), (1636, 303791990), (1720, 288955637), (2045, 243033592), (2056, 241733315), (2570, 193386652), (2749, 180794360), (3272, 151895995), (4090, 121516796), (5140, 96693326), (5498, 90397180), (8180, 60758398), (10280, 48346663), (10996, 45198590), (11051, 44973640), (13745, 36158872), (16360, 30379199), (17587, 28259720), (21992, 22599295), (22102, 22486820), (27490, 18079436), (35174, 14129860), (44204, 11243410), (54980, 9039718), (55255, 8994728), (70348, 7064930), (87935, 5651944), (88408, 5621705), (105113, 4728280), (109960, 4519859), (110510, 4497364), (118207, 4204520), (140696, 3532465), (175870, 2825972), (210226, 2364140), (221020, 2248682), (236414, 2102260), (351740, 1412986), (420452, 1182070), (442040, 1124341), (472828, 1051130), (525565, 945656), (591035, 840904), (703480, 706493)]