246659140

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1019}}^1$

素因数の和:1074

約数の個数: 144

約数和(自身を含む): 683726400

約数和(自身を除く): 437067260

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 19, 20, 26, 28, 35, 38, 49, 52, 65, 70, 76, 91, 95, 98, 130, 133, 140, 182, 190, 196, 245, 247, 260, 266, 364, 380, 455, 490, 494, 532, 637, 665, 910, 931, 980, 988, 1019, 1235, 1274, 1330, 1729, 1820, 1862, 2038, 2470, 2548, 2660, 3185, 3458, 3724, 4076, 4655, 4940, 5095, 6370, 6916, 7133, 8645, 9310, 10190, 12103, 12740, 13247, 14266, 17290, 18620, 19361, 20380, 24206, 26494, 28532, 34580, 35665, 38722, 48412, 49931, 52988, 60515, 66235, 71330, 77444, 92729, 96805, 99862, 121030, 132470, 135527, 142660, 185458, 193610, 199724, 242060, 249655, 251693, 264940, 271054, 370916, 387220, 463645, 499310, 503386, 542108, 649103, 677635, 927290, 948689, 998620, 1006772, 1258465, 1298206, 1355270, 1761851, 1854580, 1897378, 2516930, 2596412, 2710540, 3245515, 3523702, 3794756, 4743445, 5033860, 6491030, 7047404, 8809255, 9486890, 12332957, 12982060, 17618510, 18973780, 24665914, 35237020, 49331828, 61664785, 123329570, 246659140]

約数ペア:

[(1, 246659140), (2, 123329570), (4, 61664785), (5, 49331828), (7, 35237020), (10, 24665914), (13, 18973780), (14, 17618510), (19, 12982060), (20, 12332957), (26, 9486890), (28, 8809255), (35, 7047404), (38, 6491030), (49, 5033860), (52, 4743445), (65, 3794756), (70, 3523702), (76, 3245515), (91, 2710540), (95, 2596412), (98, 2516930), (130, 1897378), (133, 1854580), (140, 1761851), (182, 1355270), (190, 1298206), (196, 1258465), (245, 1006772), (247, 998620), (260, 948689), (266, 927290), (364, 677635), (380, 649103), (455, 542108), (490, 503386), (494, 499310), (532, 463645), (637, 387220), (665, 370916), (910, 271054), (931, 264940), (980, 251693), (988, 249655), (1019, 242060), (1235, 199724), (1274, 193610), (1330, 185458), (1729, 142660), (1820, 135527), (1862, 132470), (2038, 121030), (2470, 99862), (2548, 96805), (2660, 92729), (3185, 77444), (3458, 71330), (3724, 66235), (4076, 60515), (4655, 52988), (4940, 49931), (5095, 48412), (6370, 38722), (6916, 35665), (7133, 34580), (8645, 28532), (9310, 26494), (10190, 24206), (12103, 20380), (12740, 19361), (13247, 18620), (14266, 17290)]