251057716

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1171}}^1$

素因数の和:1245

約数の個数: 96

約数和(自身を含む): 588062720

約数和(自身を除く): 337005004

約数列:

[1, 2, 4, 7, 13, 14, 19, 26, 28, 31, 38, 52, 62, 76, 91, 124, 133, 182, 217, 247, 266, 364, 403, 434, 494, 532, 589, 806, 868, 988, 1171, 1178, 1612, 1729, 2342, 2356, 2821, 3458, 4123, 4684, 5642, 6916, 7657, 8197, 8246, 11284, 15223, 15314, 16394, 16492, 22249, 30446, 30628, 32788, 36301, 44498, 53599, 60892, 72602, 88996, 106561, 107198, 145204, 155743, 213122, 214396, 254107, 289237, 311486, 426244, 471913, 508214, 578474, 622972, 689719, 943826, 1016428, 1156948, 1379438, 1887652, 2024659, 2758876, 3303391, 4049318, 4828033, 6606782, 8098636, 8966347, 9656066, 13213564, 17932694, 19312132, 35865388, 62764429, 125528858, 251057716]

約数ペア:

[(1, 251057716), (2, 125528858), (4, 62764429), (7, 35865388), (13, 19312132), (14, 17932694), (19, 13213564), (26, 9656066), (28, 8966347), (31, 8098636), (38, 6606782), (52, 4828033), (62, 4049318), (76, 3303391), (91, 2758876), (124, 2024659), (133, 1887652), (182, 1379438), (217, 1156948), (247, 1016428), (266, 943826), (364, 689719), (403, 622972), (434, 578474), (494, 508214), (532, 471913), (589, 426244), (806, 311486), (868, 289237), (988, 254107), (1171, 214396), (1178, 213122), (1612, 155743), (1729, 145204), (2342, 107198), (2356, 106561), (2821, 88996), (3458, 72602), (4123, 60892), (4684, 53599), (5642, 44498), (6916, 36301), (7657, 32788), (8197, 30628), (8246, 30446), (11284, 22249), (15223, 16492), (15314, 16394)]