248720724

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{811}}^1\times {\mathrm{1217}}^1$

素因数の和:2045

約数の個数: 72

約数和(自身を含む): 720003648

約数和(自身を除く): 471282924

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 811, 1217, 1622, 2433, 2434, 3244, 3651, 4866, 4868, 5677, 7299, 7302, 8519, 9732, 10953, 11354, 14598, 14604, 17031, 17038, 21906, 22708, 25557, 29196, 34062, 34076, 43812, 51093, 51114, 68124, 76671, 102186, 102228, 153342, 204372, 306684, 986987, 1973974, 2960961, 3947948, 5921922, 6908909, 8882883, 11843844, 13817818, 17765766, 20726727, 27635636, 35531532, 41453454, 62180181, 82906908, 124360362, 248720724]

約数ペア:

[(1, 248720724), (2, 124360362), (3, 82906908), (4, 62180181), (6, 41453454), (7, 35531532), (9, 27635636), (12, 20726727), (14, 17765766), (18, 13817818), (21, 11843844), (28, 8882883), (36, 6908909), (42, 5921922), (63, 3947948), (84, 2960961), (126, 1973974), (252, 986987), (811, 306684), (1217, 204372), (1622, 153342), (2433, 102228), (2434, 102186), (3244, 76671), (3651, 68124), (4866, 51114), (4868, 51093), (5677, 43812), (7299, 34076), (7302, 34062), (8519, 29196), (9732, 25557), (10953, 22708), (11354, 21906), (14598, 17038), (14604, 17031)]