205657228960

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^2\times {\mathrm{67}}^1\times {\mathrm{19963}}^1$

素因数の和:20107

約数の個数: 144

約数和(自身を含む): 509562573408

約数和(自身を除く): 303905344448

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 67, 80, 124, 134, 155, 160, 248, 268, 310, 335, 496, 536, 620, 670, 961, 992, 1072, 1240, 1340, 1922, 2077, 2144, 2480, 2680, 3844, 4154, 4805, 4960, 5360, 7688, 8308, 9610, 10385, 10720, 15376, 16616, 19220, 19963, 20770, 30752, 33232, 38440, 39926, 41540, 64387, 66464, 76880, 79852, 83080, 99815, 128774, 153760, 159704, 166160, 199630, 257548, 319408, 321935, 332320, 399260, 515096, 618853, 638816, 643870, 798520, 1030192, 1237706, 1287740, 1337521, 1597040, 2060384, 2475412, 2575480, 2675042, 3094265, 3194080, 4950824, 5150960, 5350084, 6188530, 6687605, 9901648, 10301920, 10700168, 12377060, 13375210, 19184443, 19803296, 21400336, 24754120, 26750420, 38368886, 41463151, 42800672, 49508240, 53500840, 76737772, 82926302, 95922215, 99016480, 107001680, 153475544, 165852604, 191844430, 207315755, 214003360, 306951088, 331705208, 383688860, 414631510, 613902176, 663410416, 767377720, 829263020, 1285357681, 1326820832, 1534755440, 1658526040, 2570715362, 3069510880, 3317052080, 5141430724, 6426788405, 6634104160, 10282861448, 12853576810, 20565722896, 25707153620, 41131445792, 51414307240, 102828614480, 205657228960]

約数ペア:

[(1, 205657228960), (2, 102828614480), (4, 51414307240), (5, 41131445792), (8, 25707153620), (10, 20565722896), (16, 12853576810), (20, 10282861448), (31, 6634104160), (32, 6426788405), (40, 5141430724), (62, 3317052080), (67, 3069510880), (80, 2570715362), (124, 1658526040), (134, 1534755440), (155, 1326820832), (160, 1285357681), (248, 829263020), (268, 767377720), (310, 663410416), (335, 613902176), (496, 414631510), (536, 383688860), (620, 331705208), (670, 306951088), (961, 214003360), (992, 207315755), (1072, 191844430), (1240, 165852604), (1340, 153475544), (1922, 107001680), (2077, 99016480), (2144, 95922215), (2480, 82926302), (2680, 76737772), (3844, 53500840), (4154, 49508240), (4805, 42800672), (4960, 41463151), (5360, 38368886), (7688, 26750420), (8308, 24754120), (9610, 21400336), (10385, 19803296), (10720, 19184443), (15376, 13375210), (16616, 12377060), (19220, 10700168), (19963, 10301920), (20770, 9901648), (30752, 6687605), (33232, 6188530), (38440, 5350084), (39926, 5150960), (41540, 4950824), (64387, 3194080), (66464, 3094265), (76880, 2675042), (79852, 2575480), (83080, 2475412), (99815, 2060384), (128774, 1597040), (153760, 1337521), (159704, 1287740), (166160, 1237706), (199630, 1030192), (257548, 798520), (319408, 643870), (321935, 638816), (332320, 618853), (399260, 515096)]