280020132

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{587}}^1\times {\mathrm{631}}^1$

素因数の和:1238

約数の個数: 96

約数和(自身を含む): 832419840

約数和(自身を除く): 552399708

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 84, 108, 126, 189, 252, 378, 587, 631, 756, 1174, 1262, 1761, 1893, 2348, 2524, 3522, 3786, 4109, 4417, 5283, 5679, 7044, 7572, 8218, 8834, 10566, 11358, 12327, 13251, 15849, 16436, 17037, 17668, 21132, 22716, 24654, 26502, 31698, 34074, 36981, 39753, 49308, 53004, 63396, 68148, 73962, 79506, 110943, 119259, 147924, 159012, 221886, 238518, 370397, 443772, 477036, 740794, 1111191, 1481588, 2222382, 2592779, 3333573, 4444764, 5185558, 6667146, 7778337, 10000719, 10371116, 13334292, 15556674, 20001438, 23335011, 31113348, 40002876, 46670022, 70005033, 93340044, 140010066, 280020132]

約数ペア:

[(1, 280020132), (2, 140010066), (3, 93340044), (4, 70005033), (6, 46670022), (7, 40002876), (9, 31113348), (12, 23335011), (14, 20001438), (18, 15556674), (21, 13334292), (27, 10371116), (28, 10000719), (36, 7778337), (42, 6667146), (54, 5185558), (63, 4444764), (84, 3333573), (108, 2592779), (126, 2222382), (189, 1481588), (252, 1111191), (378, 740794), (587, 477036), (631, 443772), (756, 370397), (1174, 238518), (1262, 221886), (1761, 159012), (1893, 147924), (2348, 119259), (2524, 110943), (3522, 79506), (3786, 73962), (4109, 68148), (4417, 63396), (5283, 53004), (5679, 49308), (7044, 39753), (7572, 36981), (8218, 34074), (8834, 31698), (10566, 26502), (11358, 24654), (12327, 22716), (13251, 21132), (15849, 17668), (16436, 17037)]