257333232

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{251}}^1$

素因数の和:359

約数の個数: 160

約数和(自身を含む): 755951616

約数和(自身を除く): 498618384

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 31, 39, 48, 52, 53, 62, 78, 93, 104, 106, 124, 156, 159, 186, 208, 212, 248, 251, 312, 318, 372, 403, 424, 496, 502, 624, 636, 689, 744, 753, 806, 848, 1004, 1209, 1272, 1378, 1488, 1506, 1612, 1643, 2008, 2067, 2418, 2544, 2756, 3012, 3224, 3263, 3286, 4016, 4134, 4836, 4929, 5512, 6024, 6448, 6526, 6572, 7781, 8268, 9672, 9789, 9858, 11024, 12048, 13052, 13144, 13303, 15562, 16536, 19344, 19578, 19716, 21359, 23343, 26104, 26288, 26606, 31124, 33072, 39156, 39432, 39909, 42718, 46686, 52208, 53212, 62248, 64077, 78312, 78864, 79818, 85436, 93372, 101153, 106424, 124496, 128154, 156624, 159636, 170872, 172939, 186744, 202306, 212848, 256308, 303459, 319272, 341744, 345878, 373488, 404612, 412393, 512616, 518817, 606918, 638544, 691756, 809224, 824786, 1025232, 1037634, 1213836, 1237179, 1383512, 1618448, 1649572, 2075268, 2427672, 2474358, 2767024, 3299144, 4150536, 4855344, 4948716, 5361109, 6598288, 8301072, 9897432, 10722218, 16083327, 19794864, 21444436, 32166654, 42888872, 64333308, 85777744, 128666616, 257333232]

約数ペア:

[(1, 257333232), (2, 128666616), (3, 85777744), (4, 64333308), (6, 42888872), (8, 32166654), (12, 21444436), (13, 19794864), (16, 16083327), (24, 10722218), (26, 9897432), (31, 8301072), (39, 6598288), (48, 5361109), (52, 4948716), (53, 4855344), (62, 4150536), (78, 3299144), (93, 2767024), (104, 2474358), (106, 2427672), (124, 2075268), (156, 1649572), (159, 1618448), (186, 1383512), (208, 1237179), (212, 1213836), (248, 1037634), (251, 1025232), (312, 824786), (318, 809224), (372, 691756), (403, 638544), (424, 606918), (496, 518817), (502, 512616), (624, 412393), (636, 404612), (689, 373488), (744, 345878), (753, 341744), (806, 319272), (848, 303459), (1004, 256308), (1209, 212848), (1272, 202306), (1378, 186744), (1488, 172939), (1506, 170872), (1612, 159636), (1643, 156624), (2008, 128154), (2067, 124496), (2418, 106424), (2544, 101153), (2756, 93372), (3012, 85436), (3224, 79818), (3263, 78864), (3286, 78312), (4016, 64077), (4134, 62248), (4836, 53212), (4929, 52208), (5512, 46686), (6024, 42718), (6448, 39909), (6526, 39432), (6572, 39156), (7781, 33072), (8268, 31124), (9672, 26606), (9789, 26288), (9858, 26104), (11024, 23343), (12048, 21359), (13052, 19716), (13144, 19578), (13303, 19344), (15562, 16536)]