256475712

素因数分解:

$2^6\times 3^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{457}}^1$

素因数の和:588

約数の個数: 112

約数和(自身を含む): 707298560

約数和(自身を除く): 450822848

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 37, 48, 64, 74, 79, 96, 111, 148, 158, 192, 222, 237, 296, 316, 444, 457, 474, 592, 632, 888, 914, 948, 1184, 1264, 1371, 1776, 1828, 1896, 2368, 2528, 2742, 2923, 3552, 3656, 3792, 5056, 5484, 5846, 7104, 7312, 7584, 8769, 10968, 11692, 14624, 15168, 16909, 17538, 21936, 23384, 29248, 33818, 35076, 36103, 43872, 46768, 50727, 67636, 70152, 72206, 87744, 93536, 101454, 108309, 135272, 140304, 144412, 187072, 202908, 216618, 270544, 280608, 288824, 405816, 433236, 541088, 561216, 577648, 811632, 866472, 1082176, 1155296, 1335811, 1623264, 1732944, 2310592, 2671622, 3246528, 3465888, 4007433, 5343244, 6931776, 8014866, 10686488, 16029732, 21372976, 32059464, 42745952, 64118928, 85491904, 128237856, 256475712]

約数ペア:

[(1, 256475712), (2, 128237856), (3, 85491904), (4, 64118928), (6, 42745952), (8, 32059464), (12, 21372976), (16, 16029732), (24, 10686488), (32, 8014866), (37, 6931776), (48, 5343244), (64, 4007433), (74, 3465888), (79, 3246528), (96, 2671622), (111, 2310592), (148, 1732944), (158, 1623264), (192, 1335811), (222, 1155296), (237, 1082176), (296, 866472), (316, 811632), (444, 577648), (457, 561216), (474, 541088), (592, 433236), (632, 405816), (888, 288824), (914, 280608), (948, 270544), (1184, 216618), (1264, 202908), (1371, 187072), (1776, 144412), (1828, 140304), (1896, 135272), (2368, 108309), (2528, 101454), (2742, 93536), (2923, 87744), (3552, 72206), (3656, 70152), (3792, 67636), (5056, 50727), (5484, 46768), (5846, 43872), (7104, 36103), (7312, 35076), (7584, 33818), (8769, 29248), (10968, 23384), (11692, 21936), (14624, 17538), (15168, 16909)]