257285004

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{1619}}^1$

素因数の和:1703

約数の個数: 96

約数和(自身を含む): 685843200

約数和(自身を除く): 428558196

約数列:

[1, 2, 3, 4, 6, 12, 17, 19, 34, 38, 41, 51, 57, 68, 76, 82, 102, 114, 123, 164, 204, 228, 246, 323, 492, 646, 697, 779, 969, 1292, 1394, 1558, 1619, 1938, 2091, 2337, 2788, 3116, 3238, 3876, 4182, 4674, 4857, 6476, 8364, 9348, 9714, 13243, 19428, 26486, 27523, 30761, 39729, 52972, 55046, 61522, 66379, 79458, 82569, 92283, 110092, 123044, 132758, 158916, 165138, 184566, 199137, 265516, 330276, 369132, 398274, 522937, 796548, 1045874, 1128443, 1261201, 1568811, 2091748, 2256886, 2522402, 3137622, 3385329, 3783603, 4513772, 5044804, 6275244, 6770658, 7567206, 13541316, 15134412, 21440417, 42880834, 64321251, 85761668, 128642502, 257285004]

約数ペア:

[(1, 257285004), (2, 128642502), (3, 85761668), (4, 64321251), (6, 42880834), (12, 21440417), (17, 15134412), (19, 13541316), (34, 7567206), (38, 6770658), (41, 6275244), (51, 5044804), (57, 4513772), (68, 3783603), (76, 3385329), (82, 3137622), (102, 2522402), (114, 2256886), (123, 2091748), (164, 1568811), (204, 1261201), (228, 1128443), (246, 1045874), (323, 796548), (492, 522937), (646, 398274), (697, 369132), (779, 330276), (969, 265516), (1292, 199137), (1394, 184566), (1558, 165138), (1619, 158916), (1938, 132758), (2091, 123044), (2337, 110092), (2788, 92283), (3116, 82569), (3238, 79458), (3876, 66379), (4182, 61522), (4674, 55046), (4857, 52972), (6476, 39729), (8364, 30761), (9348, 27523), (9714, 26486), (13243, 19428)]