239542852

素因数分解:

$2^2\times {\mathrm{17}}^2\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1$

素因数の和:221

約数の個数: 72

約数和(自身を含む): 468997760

約数和(自身を除く): 229454908

約数列:

[1, 2, 4, 17, 34, 43, 61, 68, 79, 86, 122, 158, 172, 244, 289, 316, 578, 731, 1037, 1156, 1343, 1462, 2074, 2623, 2686, 2924, 3397, 4148, 4819, 5246, 5372, 6794, 9638, 10492, 12427, 13588, 17629, 19276, 22831, 24854, 35258, 44591, 45662, 49708, 57749, 70516, 81923, 89182, 91324, 115498, 163846, 178364, 207217, 230996, 327692, 414434, 758047, 828868, 981733, 1392691, 1516094, 1963466, 2785382, 3032188, 3522689, 3926932, 5570764, 7045378, 14090756, 59885713, 119771426, 239542852]

約数ペア:

[(1, 239542852), (2, 119771426), (4, 59885713), (17, 14090756), (34, 7045378), (43, 5570764), (61, 3926932), (68, 3522689), (79, 3032188), (86, 2785382), (122, 1963466), (158, 1516094), (172, 1392691), (244, 981733), (289, 828868), (316, 758047), (578, 414434), (731, 327692), (1037, 230996), (1156, 207217), (1343, 178364), (1462, 163846), (2074, 115498), (2623, 91324), (2686, 89182), (2924, 81923), (3397, 70516), (4148, 57749), (4819, 49708), (5246, 45662), (5372, 44591), (6794, 35258), (9638, 24854), (10492, 22831), (12427, 19276), (13588, 17629)]