400089060

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{311}}^1\times {\mathrm{1021}}^1$

素因数の和:1354

約数の個数: 144

約数和(自身を含む): 1392797952

約数和(自身を除く): 992708892

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 311, 315, 420, 622, 630, 933, 1021, 1244, 1260, 1555, 1866, 2042, 2177, 2799, 3063, 3110, 3732, 4084, 4354, 4665, 5105, 5598, 6126, 6220, 6531, 7147, 8708, 9189, 9330, 10210, 10885, 11196, 12252, 13062, 13995, 14294, 15315, 18378, 18660, 19593, 20420, 21441, 21770, 26124, 27990, 28588, 30630, 32655, 35735, 36756, 39186, 42882, 43540, 45945, 55980, 61260, 64323, 65310, 71470, 78372, 85764, 91890, 97965, 107205, 128646, 130620, 142940, 183780, 195930, 214410, 257292, 317531, 321615, 391860, 428820, 635062, 643230, 952593, 1270124, 1286460, 1587655, 1905186, 2222717, 2857779, 3175310, 3810372, 4445434, 4762965, 5715558, 6350620, 6668151, 8890868, 9525930, 11113585, 11431116, 13336302, 14288895, 19051860, 20004453, 22227170, 26672604, 28577790, 33340755, 40008906, 44454340, 57155580, 66681510, 80017812, 100022265, 133363020, 200044530, 400089060]

約数ペア:

[(1, 400089060), (2, 200044530), (3, 133363020), (4, 100022265), (5, 80017812), (6, 66681510), (7, 57155580), (9, 44454340), (10, 40008906), (12, 33340755), (14, 28577790), (15, 26672604), (18, 22227170), (20, 20004453), (21, 19051860), (28, 14288895), (30, 13336302), (35, 11431116), (36, 11113585), (42, 9525930), (45, 8890868), (60, 6668151), (63, 6350620), (70, 5715558), (84, 4762965), (90, 4445434), (105, 3810372), (126, 3175310), (140, 2857779), (180, 2222717), (210, 1905186), (252, 1587655), (311, 1286460), (315, 1270124), (420, 952593), (622, 643230), (630, 635062), (933, 428820), (1021, 391860), (1244, 321615), (1260, 317531), (1555, 257292), (1866, 214410), (2042, 195930), (2177, 183780), (2799, 142940), (3063, 130620), (3110, 128646), (3732, 107205), (4084, 97965), (4354, 91890), (4665, 85764), (5105, 78372), (5598, 71470), (6126, 65310), (6220, 64323), (6531, 61260), (7147, 55980), (8708, 45945), (9189, 43540), (9330, 42882), (10210, 39186), (10885, 36756), (11196, 35735), (12252, 32655), (13062, 30630), (13995, 28588), (14294, 27990), (15315, 26124), (18378, 21770), (18660, 21441), (19593, 20420)]