210547764

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{257}}^1\times {\mathrm{3251}}^1$

素因数の和:3525

約数の個数: 72

約数和(自身を含む): 610803648

約数和(自身を除く): 400255884

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 257, 514, 771, 1028, 1542, 1799, 2313, 3084, 3251, 3598, 4626, 5397, 6502, 7196, 9252, 9753, 10794, 13004, 16191, 19506, 21588, 22757, 29259, 32382, 39012, 45514, 58518, 64764, 68271, 91028, 117036, 136542, 204813, 273084, 409626, 819252, 835507, 1671014, 2506521, 3342028, 5013042, 5848549, 7519563, 10026084, 11697098, 15039126, 17545647, 23394196, 30078252, 35091294, 52636941, 70182588, 105273882, 210547764]

約数ペア:

[(1, 210547764), (2, 105273882), (3, 70182588), (4, 52636941), (6, 35091294), (7, 30078252), (9, 23394196), (12, 17545647), (14, 15039126), (18, 11697098), (21, 10026084), (28, 7519563), (36, 5848549), (42, 5013042), (63, 3342028), (84, 2506521), (126, 1671014), (252, 835507), (257, 819252), (514, 409626), (771, 273084), (1028, 204813), (1542, 136542), (1799, 117036), (2313, 91028), (3084, 68271), (3251, 64764), (3598, 58518), (4626, 45514), (5397, 39012), (6502, 32382), (7196, 29259), (9252, 22757), (9753, 21588), (10794, 19506), (13004, 16191)]