71441440

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{227}}^1\times {\mathrm{281}}^1$

素因数の和:530

約数の個数: 96

約数和(自身を含む): 194431104

約数和(自身を除く): 122989664

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 227, 280, 281, 454, 560, 562, 908, 1120, 1124, 1135, 1405, 1589, 1816, 1967, 2248, 2270, 2810, 3178, 3632, 3934, 4496, 4540, 5620, 6356, 7264, 7868, 7945, 8992, 9080, 9835, 11240, 12712, 15736, 15890, 18160, 19670, 22480, 25424, 31472, 31780, 36320, 39340, 44960, 50848, 62944, 63560, 63787, 78680, 127120, 127574, 157360, 254240, 255148, 314720, 318935, 446509, 510296, 637870, 893018, 1020592, 1275740, 1786036, 2041184, 2232545, 2551480, 3572072, 4465090, 5102960, 7144144, 8930180, 10205920, 14288288, 17860360, 35720720, 71441440]

約数ペア:

[(1, 71441440), (2, 35720720), (4, 17860360), (5, 14288288), (7, 10205920), (8, 8930180), (10, 7144144), (14, 5102960), (16, 4465090), (20, 3572072), (28, 2551480), (32, 2232545), (35, 2041184), (40, 1786036), (56, 1275740), (70, 1020592), (80, 893018), (112, 637870), (140, 510296), (160, 446509), (224, 318935), (227, 314720), (280, 255148), (281, 254240), (454, 157360), (560, 127574), (562, 127120), (908, 78680), (1120, 63787), (1124, 63560), (1135, 62944), (1405, 50848), (1589, 44960), (1816, 39340), (1967, 36320), (2248, 31780), (2270, 31472), (2810, 25424), (3178, 22480), (3632, 19670), (3934, 18160), (4496, 15890), (4540, 15736), (5620, 12712), (6356, 11240), (7264, 9835), (7868, 9080), (7945, 8992)]