315571912

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{163}}^1\times {\mathrm{271}}^1$

素因数の和:506

約数の個数: 64

約数和(自身を含む): 642355200

約数和(自身を除く): 326783288

約数列:

[1, 2, 4, 8, 19, 38, 47, 76, 94, 152, 163, 188, 271, 326, 376, 542, 652, 893, 1084, 1304, 1786, 2168, 3097, 3572, 5149, 6194, 7144, 7661, 10298, 12388, 12737, 15322, 20596, 24776, 25474, 30644, 41192, 44173, 50948, 61288, 88346, 101896, 145559, 176692, 242003, 291118, 353384, 484006, 582236, 839287, 968012, 1164472, 1678574, 1936024, 2076131, 3357148, 4152262, 6714296, 8304524, 16609048, 39446489, 78892978, 157785956, 315571912]

約数ペア:

[(1, 315571912), (2, 157785956), (4, 78892978), (8, 39446489), (19, 16609048), (38, 8304524), (47, 6714296), (76, 4152262), (94, 3357148), (152, 2076131), (163, 1936024), (188, 1678574), (271, 1164472), (326, 968012), (376, 839287), (542, 582236), (652, 484006), (893, 353384), (1084, 291118), (1304, 242003), (1786, 176692), (2168, 145559), (3097, 101896), (3572, 88346), (5149, 61288), (6194, 50948), (7144, 44173), (7661, 41192), (10298, 30644), (12388, 25474), (12737, 24776), (15322, 20596)]