261202968

素因数分解:

$2^3\times 3^4\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{307}}^1$

素因数の和:439

約数の個数: 160

約数和(自身を含む): 798280560

約数和(自身を除く): 537077592

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 27, 36, 39, 52, 54, 72, 78, 81, 101, 104, 108, 117, 156, 162, 202, 216, 234, 303, 307, 312, 324, 351, 404, 468, 606, 614, 648, 702, 808, 909, 921, 936, 1053, 1212, 1228, 1313, 1404, 1818, 1842, 2106, 2424, 2456, 2626, 2727, 2763, 2808, 3636, 3684, 3939, 3991, 4212, 5252, 5454, 5526, 7272, 7368, 7878, 7982, 8181, 8289, 8424, 10504, 10908, 11052, 11817, 11973, 15756, 15964, 16362, 16578, 21816, 22104, 23634, 23946, 24867, 31007, 31512, 31928, 32724, 33156, 35451, 35919, 47268, 47892, 49734, 62014, 65448, 66312, 70902, 71838, 93021, 94536, 95784, 99468, 106353, 107757, 124028, 141804, 143676, 186042, 198936, 212706, 215514, 248056, 279063, 283608, 287352, 323271, 372084, 403091, 425412, 431028, 558126, 646542, 744168, 806182, 837189, 850824, 862056, 1116252, 1209273, 1293084, 1612364, 1674378, 2232504, 2418546, 2511567, 2586168, 3224728, 3348756, 3627819, 4837092, 5023134, 6697512, 7255638, 9674184, 10046268, 10883457, 14511276, 20092536, 21766914, 29022552, 32650371, 43533828, 65300742, 87067656, 130601484, 261202968]

約数ペア:

[(1, 261202968), (2, 130601484), (3, 87067656), (4, 65300742), (6, 43533828), (8, 32650371), (9, 29022552), (12, 21766914), (13, 20092536), (18, 14511276), (24, 10883457), (26, 10046268), (27, 9674184), (36, 7255638), (39, 6697512), (52, 5023134), (54, 4837092), (72, 3627819), (78, 3348756), (81, 3224728), (101, 2586168), (104, 2511567), (108, 2418546), (117, 2232504), (156, 1674378), (162, 1612364), (202, 1293084), (216, 1209273), (234, 1116252), (303, 862056), (307, 850824), (312, 837189), (324, 806182), (351, 744168), (404, 646542), (468, 558126), (606, 431028), (614, 425412), (648, 403091), (702, 372084), (808, 323271), (909, 287352), (921, 283608), (936, 279063), (1053, 248056), (1212, 215514), (1228, 212706), (1313, 198936), (1404, 186042), (1818, 143676), (1842, 141804), (2106, 124028), (2424, 107757), (2456, 106353), (2626, 99468), (2727, 95784), (2763, 94536), (2808, 93021), (3636, 71838), (3684, 70902), (3939, 66312), (3991, 65448), (4212, 62014), (5252, 49734), (5454, 47892), (5526, 47268), (7272, 35919), (7368, 35451), (7878, 33156), (7982, 32724), (8181, 31928), (8289, 31512), (8424, 31007), (10504, 24867), (10908, 23946), (11052, 23634), (11817, 22104), (11973, 21816), (15756, 16578), (15964, 16362)]