340719444

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{16931}}^1$

素因数の和:16997

約数の個数: 72

約数和(自身を含む): 949140192

約数和(自身を除く): 608420748

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 43, 52, 78, 86, 117, 129, 156, 172, 234, 258, 387, 468, 516, 559, 774, 1118, 1548, 1677, 2236, 3354, 5031, 6708, 10062, 16931, 20124, 33862, 50793, 67724, 101586, 152379, 203172, 220103, 304758, 440206, 609516, 660309, 728033, 880412, 1320618, 1456066, 1980927, 2184099, 2641236, 2912132, 3961854, 4368198, 6552297, 7923708, 8736396, 9464429, 13104594, 18928858, 26209188, 28393287, 37857716, 56786574, 85179861, 113573148, 170359722, 340719444]

約数ペア:

[(1, 340719444), (2, 170359722), (3, 113573148), (4, 85179861), (6, 56786574), (9, 37857716), (12, 28393287), (13, 26209188), (18, 18928858), (26, 13104594), (36, 9464429), (39, 8736396), (43, 7923708), (52, 6552297), (78, 4368198), (86, 3961854), (117, 2912132), (129, 2641236), (156, 2184099), (172, 1980927), (234, 1456066), (258, 1320618), (387, 880412), (468, 728033), (516, 660309), (559, 609516), (774, 440206), (1118, 304758), (1548, 220103), (1677, 203172), (2236, 152379), (3354, 101586), (5031, 67724), (6708, 50793), (10062, 33862), (16931, 20124)]