686531216940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{149}}^1\times {\mathrm{337}}^1\times {\mathrm{227873}}^1$

素因数の和:228371

約数の個数: 96

約数和(自身を含む): 1940939582400

約数和(自身を除く): 1254408365460

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 149, 298, 337, 447, 596, 674, 745, 894, 1011, 1348, 1490, 1685, 1788, 2022, 2235, 2980, 3370, 4044, 4470, 5055, 6740, 8940, 10110, 20220, 50213, 100426, 150639, 200852, 227873, 251065, 301278, 455746, 502130, 602556, 683619, 753195, 911492, 1004260, 1139365, 1367238, 1506390, 2278730, 2734476, 3012780, 3418095, 4557460, 6836190, 13672380, 33953077, 67906154, 76793201, 101859231, 135812308, 153586402, 169765385, 203718462, 230379603, 307172804, 339530770, 383966005, 407436924, 460759206, 509296155, 679061540, 767932010, 921518412, 1018592310, 1151898015, 1535864020, 2037184620, 2303796030, 4607592060, 11442186949, 22884373898, 34326560847, 45768747796, 57210934745, 68653121694, 114421869490, 137306243388, 171632804235, 228843738980, 343265608470, 686531216940]

約数ペア:

[(1, 686531216940), (2, 343265608470), (3, 228843738980), (4, 171632804235), (5, 137306243388), (6, 114421869490), (10, 68653121694), (12, 57210934745), (15, 45768747796), (20, 34326560847), (30, 22884373898), (60, 11442186949), (149, 4607592060), (298, 2303796030), (337, 2037184620), (447, 1535864020), (596, 1151898015), (674, 1018592310), (745, 921518412), (894, 767932010), (1011, 679061540), (1348, 509296155), (1490, 460759206), (1685, 407436924), (1788, 383966005), (2022, 339530770), (2235, 307172804), (2980, 230379603), (3370, 203718462), (4044, 169765385), (4470, 153586402), (5055, 135812308), (6740, 101859231), (8940, 76793201), (10110, 67906154), (20220, 33953077), (50213, 13672380), (100426, 6836190), (150639, 4557460), (200852, 3418095), (227873, 3012780), (251065, 2734476), (301278, 2278730), (455746, 1506390), (502130, 1367238), (602556, 1139365), (683619, 1004260), (753195, 911492)]