16783620

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{449}}^1$

素因数の和:557

約数の個数: 96

約数和(自身を含む): 54432000

約数和(自身を除く): 37648380

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 89, 105, 140, 178, 210, 267, 356, 420, 445, 449, 534, 623, 890, 898, 1068, 1246, 1335, 1347, 1780, 1796, 1869, 2245, 2492, 2670, 2694, 3115, 3143, 3738, 4490, 5340, 5388, 6230, 6286, 6735, 7476, 8980, 9345, 9429, 12460, 12572, 13470, 15715, 18690, 18858, 26940, 31430, 37380, 37716, 39961, 47145, 62860, 79922, 94290, 119883, 159844, 188580, 199805, 239766, 279727, 399610, 479532, 559454, 599415, 799220, 839181, 1118908, 1198830, 1398635, 1678362, 2397660, 2797270, 3356724, 4195905, 5594540, 8391810, 16783620]

約数ペア:

[(1, 16783620), (2, 8391810), (3, 5594540), (4, 4195905), (5, 3356724), (6, 2797270), (7, 2397660), (10, 1678362), (12, 1398635), (14, 1198830), (15, 1118908), (20, 839181), (21, 799220), (28, 599415), (30, 559454), (35, 479532), (42, 399610), (60, 279727), (70, 239766), (84, 199805), (89, 188580), (105, 159844), (140, 119883), (178, 94290), (210, 79922), (267, 62860), (356, 47145), (420, 39961), (445, 37716), (449, 37380), (534, 31430), (623, 26940), (890, 18858), (898, 18690), (1068, 15715), (1246, 13470), (1335, 12572), (1347, 12460), (1780, 9429), (1796, 9345), (1869, 8980), (2245, 7476), (2492, 6735), (2670, 6286), (2694, 6230), (3115, 5388), (3143, 5340), (3738, 4490)]