400377152

素因数分解:

$2^6\times 7^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{227}}^1$

素因数の和:404

約数の個数: 112

約数和(自身を含む): 948830208

約数和(自身を除く): 548453056

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 62, 64, 112, 124, 127, 217, 224, 227, 248, 254, 434, 448, 454, 496, 508, 868, 889, 908, 992, 1016, 1589, 1736, 1778, 1816, 1984, 2032, 3178, 3472, 3556, 3632, 3937, 4064, 6356, 6944, 7037, 7112, 7264, 7874, 8128, 12712, 13888, 14074, 14224, 14528, 15748, 25424, 27559, 28148, 28448, 28829, 31496, 49259, 50848, 55118, 56296, 56896, 57658, 62992, 98518, 101696, 110236, 112592, 115316, 125984, 197036, 201803, 220472, 225184, 230632, 251968, 394072, 403606, 440944, 450368, 461264, 788144, 807212, 881888, 893699, 922528, 1576288, 1614424, 1763776, 1787398, 1845056, 3152576, 3228848, 3574796, 6255893, 6457696, 7149592, 12511786, 12915392, 14299184, 25023572, 28598368, 50047144, 57196736, 100094288, 200188576, 400377152]

約数ペア:

[(1, 400377152), (2, 200188576), (4, 100094288), (7, 57196736), (8, 50047144), (14, 28598368), (16, 25023572), (28, 14299184), (31, 12915392), (32, 12511786), (56, 7149592), (62, 6457696), (64, 6255893), (112, 3574796), (124, 3228848), (127, 3152576), (217, 1845056), (224, 1787398), (227, 1763776), (248, 1614424), (254, 1576288), (434, 922528), (448, 893699), (454, 881888), (496, 807212), (508, 788144), (868, 461264), (889, 450368), (908, 440944), (992, 403606), (1016, 394072), (1589, 251968), (1736, 230632), (1778, 225184), (1816, 220472), (1984, 201803), (2032, 197036), (3178, 125984), (3472, 115316), (3556, 112592), (3632, 110236), (3937, 101696), (4064, 98518), (6356, 62992), (6944, 57658), (7037, 56896), (7112, 56296), (7264, 55118), (7874, 50848), (8128, 49259), (12712, 31496), (13888, 28829), (14074, 28448), (14224, 28148), (14528, 27559), (15748, 25424)]