280314258

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{20663}}^1$

素因数の和:20711

約数の個数: 64

約数和(自身を含む): 714147840

約数和(自身を除く): 433833582

約数列:

[1, 2, 3, 6, 7, 14, 17, 19, 21, 34, 38, 42, 51, 57, 102, 114, 119, 133, 238, 266, 323, 357, 399, 646, 714, 798, 969, 1938, 2261, 4522, 6783, 13566, 20663, 41326, 61989, 123978, 144641, 289282, 351271, 392597, 433923, 702542, 785194, 867846, 1053813, 1177791, 2107626, 2355582, 2458897, 2748179, 4917794, 5496358, 6674149, 7376691, 8244537, 13348298, 14753382, 16489074, 20022447, 40044894, 46719043, 93438086, 140157129, 280314258]

約数ペア:

[(1, 280314258), (2, 140157129), (3, 93438086), (6, 46719043), (7, 40044894), (14, 20022447), (17, 16489074), (19, 14753382), (21, 13348298), (34, 8244537), (38, 7376691), (42, 6674149), (51, 5496358), (57, 4917794), (102, 2748179), (114, 2458897), (119, 2355582), (133, 2107626), (238, 1177791), (266, 1053813), (323, 867846), (357, 785194), (399, 702542), (646, 433923), (714, 392597), (798, 351271), (969, 289282), (1938, 144641), (2261, 123978), (4522, 61989), (6783, 41326), (13566, 20663)]