261745344

素因数分解:

$2^6\times 3^4\times 7^1\times {\mathrm{7213}}^1$

素因数の和:7244

約数の個数: 140

約数和(自身を含む): 886860304

約数和(自身を除く): 625114960

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 42, 48, 54, 56, 63, 64, 72, 81, 84, 96, 108, 112, 126, 144, 162, 168, 189, 192, 216, 224, 252, 288, 324, 336, 378, 432, 448, 504, 567, 576, 648, 672, 756, 864, 1008, 1134, 1296, 1344, 1512, 1728, 2016, 2268, 2592, 3024, 4032, 4536, 5184, 6048, 7213, 9072, 12096, 14426, 18144, 21639, 28852, 36288, 43278, 50491, 57704, 64917, 86556, 100982, 115408, 129834, 151473, 173112, 194751, 201964, 230816, 259668, 302946, 346224, 389502, 403928, 454419, 461632, 519336, 584253, 605892, 692448, 779004, 807856, 908838, 1038672, 1168506, 1211784, 1363257, 1384896, 1558008, 1615712, 1817676, 2077344, 2337012, 2423568, 2726514, 3116016, 3231424, 3635352, 4089771, 4154688, 4674024, 4847136, 5453028, 6232032, 7270704, 8179542, 9348048, 9694272, 10906056, 12464064, 14541408, 16359084, 18696096, 21812112, 29082816, 32718168, 37392192, 43624224, 65436336, 87248448, 130872672, 261745344]

約数ペア:

[(1, 261745344), (2, 130872672), (3, 87248448), (4, 65436336), (6, 43624224), (7, 37392192), (8, 32718168), (9, 29082816), (12, 21812112), (14, 18696096), (16, 16359084), (18, 14541408), (21, 12464064), (24, 10906056), (27, 9694272), (28, 9348048), (32, 8179542), (36, 7270704), (42, 6232032), (48, 5453028), (54, 4847136), (56, 4674024), (63, 4154688), (64, 4089771), (72, 3635352), (81, 3231424), (84, 3116016), (96, 2726514), (108, 2423568), (112, 2337012), (126, 2077344), (144, 1817676), (162, 1615712), (168, 1558008), (189, 1384896), (192, 1363257), (216, 1211784), (224, 1168506), (252, 1038672), (288, 908838), (324, 807856), (336, 779004), (378, 692448), (432, 605892), (448, 584253), (504, 519336), (567, 461632), (576, 454419), (648, 403928), (672, 389502), (756, 346224), (864, 302946), (1008, 259668), (1134, 230816), (1296, 201964), (1344, 194751), (1512, 173112), (1728, 151473), (2016, 129834), (2268, 115408), (2592, 100982), (3024, 86556), (4032, 64917), (4536, 57704), (5184, 50491), (6048, 43278), (7213, 36288), (9072, 28852), (12096, 21639), (14426, 18144)]