287060168444

素因数分解:

$2^2\times 7^1\times {\mathrm{71}}^2\times {\mathrm{1123}}^1\times {\mathrm{1811}}^1$

素因数の和:3087

約数の個数: 72

約数和(自身を含む): 583160801664

約数和(自身を除く): 296100633220

約数列:

[1, 2, 4, 7, 14, 28, 71, 142, 284, 497, 994, 1123, 1811, 1988, 2246, 3622, 4492, 5041, 7244, 7861, 10082, 12677, 15722, 20164, 25354, 31444, 35287, 50708, 70574, 79733, 128581, 141148, 159466, 257162, 318932, 514324, 558131, 900067, 1116262, 1800134, 2033753, 2232524, 3600268, 4067506, 5661043, 8135012, 9129251, 11322086, 14236271, 18258502, 22644172, 28472542, 36517004, 39627301, 56945084, 63904757, 79254602, 127809514, 144396463, 158509204, 255619028, 288792926, 577585852, 1010775241, 2021550482, 4043100964, 10252148873, 20504297746, 41008595492, 71765042111, 143530084222, 287060168444]

約数ペア:

[(1, 287060168444), (2, 143530084222), (4, 71765042111), (7, 41008595492), (14, 20504297746), (28, 10252148873), (71, 4043100964), (142, 2021550482), (284, 1010775241), (497, 577585852), (994, 288792926), (1123, 255619028), (1811, 158509204), (1988, 144396463), (2246, 127809514), (3622, 79254602), (4492, 63904757), (5041, 56945084), (7244, 39627301), (7861, 36517004), (10082, 28472542), (12677, 22644172), (15722, 18258502), (20164, 14236271), (25354, 11322086), (31444, 9129251), (35287, 8135012), (50708, 5661043), (70574, 4067506), (79733, 3600268), (128581, 2232524), (141148, 2033753), (159466, 1800134), (257162, 1116262), (318932, 900067), (514324, 558131)]