261652416

素因数分解:

$2^6\times 3^1\times {\mathrm{23}}^1\times {\mathrm{193}}^1\times {\mathrm{307}}^1$

素因数の和:538

約数の個数: 112

約数和(自身を含む): 728496384

約数和(自身を除く): 466843968

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 23, 24, 32, 46, 48, 64, 69, 92, 96, 138, 184, 192, 193, 276, 307, 368, 386, 552, 579, 614, 736, 772, 921, 1104, 1158, 1228, 1472, 1544, 1842, 2208, 2316, 2456, 3088, 3684, 4416, 4439, 4632, 4912, 6176, 7061, 7368, 8878, 9264, 9824, 12352, 13317, 14122, 14736, 17756, 18528, 19648, 21183, 26634, 28244, 29472, 35512, 37056, 42366, 53268, 56488, 58944, 59251, 71024, 84732, 106536, 112976, 118502, 142048, 169464, 177753, 213072, 225952, 237004, 284096, 338928, 355506, 426144, 451904, 474008, 677856, 711012, 852288, 948016, 1355712, 1362773, 1422024, 1896032, 2725546, 2844048, 3792064, 4088319, 5451092, 5688096, 8176638, 10902184, 11376192, 16353276, 21804368, 32706552, 43608736, 65413104, 87217472, 130826208, 261652416]

約数ペア:

[(1, 261652416), (2, 130826208), (3, 87217472), (4, 65413104), (6, 43608736), (8, 32706552), (12, 21804368), (16, 16353276), (23, 11376192), (24, 10902184), (32, 8176638), (46, 5688096), (48, 5451092), (64, 4088319), (69, 3792064), (92, 2844048), (96, 2725546), (138, 1896032), (184, 1422024), (192, 1362773), (193, 1355712), (276, 948016), (307, 852288), (368, 711012), (386, 677856), (552, 474008), (579, 451904), (614, 426144), (736, 355506), (772, 338928), (921, 284096), (1104, 237004), (1158, 225952), (1228, 213072), (1472, 177753), (1544, 169464), (1842, 142048), (2208, 118502), (2316, 112976), (2456, 106536), (3088, 84732), (3684, 71024), (4416, 59251), (4439, 58944), (4632, 56488), (4912, 53268), (6176, 42366), (7061, 37056), (7368, 35512), (8878, 29472), (9264, 28244), (9824, 26634), (12352, 21183), (13317, 19648), (14122, 18528), (14736, 17756)]