320740336

素因数分解:

$2^4\times 7^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{1399}}^1$

素因数の和:1526

約数の個数: 80

約数和(自身を含む): 749952000

約数和(自身を除く): 429211664

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 46, 56, 89, 92, 112, 161, 178, 184, 322, 356, 368, 623, 644, 712, 1246, 1288, 1399, 1424, 2047, 2492, 2576, 2798, 4094, 4984, 5596, 8188, 9793, 9968, 11192, 14329, 16376, 19586, 22384, 28658, 32177, 32752, 39172, 57316, 64354, 78344, 114632, 124511, 128708, 156688, 225239, 229264, 249022, 257416, 450478, 498044, 514832, 871577, 900956, 996088, 1743154, 1801912, 1992176, 2863753, 3486308, 3603824, 5727506, 6972616, 11455012, 13945232, 20046271, 22910024, 40092542, 45820048, 80185084, 160370168, 320740336]

約数ペア:

[(1, 320740336), (2, 160370168), (4, 80185084), (7, 45820048), (8, 40092542), (14, 22910024), (16, 20046271), (23, 13945232), (28, 11455012), (46, 6972616), (56, 5727506), (89, 3603824), (92, 3486308), (112, 2863753), (161, 1992176), (178, 1801912), (184, 1743154), (322, 996088), (356, 900956), (368, 871577), (623, 514832), (644, 498044), (712, 450478), (1246, 257416), (1288, 249022), (1399, 229264), (1424, 225239), (2047, 156688), (2492, 128708), (2576, 124511), (2798, 114632), (4094, 78344), (4984, 64354), (5596, 57316), (8188, 39172), (9793, 32752), (9968, 32177), (11192, 28658), (14329, 22384), (16376, 19586)]