287702968

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^2\times {\mathrm{29}}^1\times {\mathrm{613}}^1$

素因数の和:689

約数の個数: 96

約数和(自身を含む): 678592800

約数和(自身を除く): 390889832

約数列:

[1, 2, 4, 7, 8, 14, 17, 28, 29, 34, 56, 58, 68, 116, 119, 136, 203, 232, 238, 289, 406, 476, 493, 578, 613, 812, 952, 986, 1156, 1226, 1624, 1972, 2023, 2312, 2452, 3451, 3944, 4046, 4291, 4904, 6902, 8092, 8381, 8582, 10421, 13804, 16184, 16762, 17164, 17777, 20842, 27608, 33524, 34328, 35554, 41684, 58667, 67048, 71108, 72947, 83368, 117334, 124439, 142216, 145894, 177157, 234668, 248878, 291788, 302209, 354314, 469336, 497756, 583576, 604418, 708628, 995512, 1208836, 1240099, 1417256, 2115463, 2417672, 2480198, 4230926, 4960396, 5137553, 8461852, 9920792, 10275106, 16923704, 20550212, 35962871, 41100424, 71925742, 143851484, 287702968]

約数ペア:

[(1, 287702968), (2, 143851484), (4, 71925742), (7, 41100424), (8, 35962871), (14, 20550212), (17, 16923704), (28, 10275106), (29, 9920792), (34, 8461852), (56, 5137553), (58, 4960396), (68, 4230926), (116, 2480198), (119, 2417672), (136, 2115463), (203, 1417256), (232, 1240099), (238, 1208836), (289, 995512), (406, 708628), (476, 604418), (493, 583576), (578, 497756), (613, 469336), (812, 354314), (952, 302209), (986, 291788), (1156, 248878), (1226, 234668), (1624, 177157), (1972, 145894), (2023, 142216), (2312, 124439), (2452, 117334), (3451, 83368), (3944, 72947), (4046, 71108), (4291, 67048), (4904, 58667), (6902, 41684), (8092, 35554), (8381, 34328), (8582, 33524), (10421, 27608), (13804, 20842), (16184, 17777), (16762, 17164)]