263394736

素因数分解:

$2^4\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{151}}^1$

素因数の和:251

約数の個数: 120

約数和(自身を含む): 609148512

約数和(自身を除く): 345753776

約数列:

[1, 2, 4, 8, 11, 16, 17, 22, 34, 44, 53, 68, 88, 106, 121, 136, 151, 176, 187, 212, 242, 272, 302, 374, 424, 484, 583, 604, 748, 848, 901, 968, 1166, 1208, 1496, 1661, 1802, 1936, 2057, 2332, 2416, 2567, 2992, 3322, 3604, 4114, 4664, 5134, 6413, 6644, 7208, 8003, 8228, 9328, 9911, 10268, 12826, 13288, 14416, 16006, 16456, 18271, 19822, 20536, 25652, 26576, 28237, 32012, 32912, 36542, 39644, 41072, 51304, 56474, 64024, 73084, 79288, 88033, 102608, 109021, 112948, 128048, 136051, 146168, 158576, 176066, 218042, 225896, 272102, 292336, 310607, 352132, 436084, 451792, 544204, 621214, 704264, 872168, 968363, 1088408, 1242428, 1408528, 1496561, 1744336, 1936726, 2176816, 2484856, 2993122, 3873452, 4969712, 5986244, 7746904, 11972488, 15493808, 16462171, 23944976, 32924342, 65848684, 131697368, 263394736]

約数ペア:

[(1, 263394736), (2, 131697368), (4, 65848684), (8, 32924342), (11, 23944976), (16, 16462171), (17, 15493808), (22, 11972488), (34, 7746904), (44, 5986244), (53, 4969712), (68, 3873452), (88, 2993122), (106, 2484856), (121, 2176816), (136, 1936726), (151, 1744336), (176, 1496561), (187, 1408528), (212, 1242428), (242, 1088408), (272, 968363), (302, 872168), (374, 704264), (424, 621214), (484, 544204), (583, 451792), (604, 436084), (748, 352132), (848, 310607), (901, 292336), (968, 272102), (1166, 225896), (1208, 218042), (1496, 176066), (1661, 158576), (1802, 146168), (1936, 136051), (2057, 128048), (2332, 112948), (2416, 109021), (2567, 102608), (2992, 88033), (3322, 79288), (3604, 73084), (4114, 64024), (4664, 56474), (5134, 51304), (6413, 41072), (6644, 39644), (7208, 36542), (8003, 32912), (8228, 32012), (9328, 28237), (9911, 26576), (10268, 25652), (12826, 20536), (13288, 19822), (14416, 18271), (16006, 16456)]