251937378

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1063}}^1$

素因数の和:1114

約数の個数: 160

約数和(自身を含む): 741565440

約数和(自身を除く): 489628062

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 18, 19, 21, 22, 27, 33, 38, 42, 54, 57, 63, 66, 77, 81, 99, 114, 126, 133, 154, 162, 171, 189, 198, 209, 231, 266, 297, 342, 378, 399, 418, 462, 513, 567, 594, 627, 693, 798, 891, 1026, 1063, 1134, 1197, 1254, 1386, 1463, 1539, 1782, 1881, 2079, 2126, 2394, 2926, 3078, 3189, 3591, 3762, 4158, 4389, 5643, 6237, 6378, 7182, 7441, 8778, 9567, 10773, 11286, 11693, 12474, 13167, 14882, 16929, 19134, 20197, 21546, 22323, 23386, 26334, 28701, 33858, 35079, 39501, 40394, 44646, 57402, 60591, 66969, 70158, 79002, 81851, 86103, 105237, 118503, 121182, 133938, 141379, 163702, 172206, 181773, 200907, 210474, 222167, 237006, 245553, 282758, 315711, 363546, 401814, 424137, 444334, 491106, 545319, 602721, 631422, 666501, 736659, 848274, 947133, 1090638, 1205442, 1272411, 1333002, 1473318, 1555169, 1635957, 1894266, 1999503, 2209977, 2544822, 3110338, 3271914, 3817233, 3999006, 4419954, 4665507, 5998509, 6629931, 7634466, 9331014, 11451699, 11997018, 13259862, 13996521, 17995527, 22903398, 27993042, 35991054, 41989563, 83979126, 125968689, 251937378]

約数ペア:

[(1, 251937378), (2, 125968689), (3, 83979126), (6, 41989563), (7, 35991054), (9, 27993042), (11, 22903398), (14, 17995527), (18, 13996521), (19, 13259862), (21, 11997018), (22, 11451699), (27, 9331014), (33, 7634466), (38, 6629931), (42, 5998509), (54, 4665507), (57, 4419954), (63, 3999006), (66, 3817233), (77, 3271914), (81, 3110338), (99, 2544822), (114, 2209977), (126, 1999503), (133, 1894266), (154, 1635957), (162, 1555169), (171, 1473318), (189, 1333002), (198, 1272411), (209, 1205442), (231, 1090638), (266, 947133), (297, 848274), (342, 736659), (378, 666501), (399, 631422), (418, 602721), (462, 545319), (513, 491106), (567, 444334), (594, 424137), (627, 401814), (693, 363546), (798, 315711), (891, 282758), (1026, 245553), (1063, 237006), (1134, 222167), (1197, 210474), (1254, 200907), (1386, 181773), (1463, 172206), (1539, 163702), (1782, 141379), (1881, 133938), (2079, 121182), (2126, 118503), (2394, 105237), (2926, 86103), (3078, 81851), (3189, 79002), (3591, 70158), (3762, 66969), (4158, 60591), (4389, 57402), (5643, 44646), (6237, 40394), (6378, 39501), (7182, 35079), (7441, 33858), (8778, 28701), (9567, 26334), (10773, 23386), (11286, 22323), (11693, 21546), (12474, 20197), (13167, 19134), (14882, 16929)]