279445644

素因数分解:

$2^2\times 3^2\times {\mathrm{47}}^1\times {\mathrm{317}}^1\times {\mathrm{521}}^1$

素因数の和:895

約数の個数: 72

約数和(自身を含む): 725070528

約数和(自身を除く): 445624884

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 47, 94, 141, 188, 282, 317, 423, 521, 564, 634, 846, 951, 1042, 1268, 1563, 1692, 1902, 2084, 2853, 3126, 3804, 4689, 5706, 6252, 9378, 11412, 14899, 18756, 24487, 29798, 44697, 48974, 59596, 73461, 89394, 97948, 134091, 146922, 165157, 178788, 220383, 268182, 293844, 330314, 440766, 495471, 536364, 660628, 881532, 990942, 1486413, 1981884, 2972826, 5945652, 7762379, 15524758, 23287137, 31049516, 46574274, 69861411, 93148548, 139722822, 279445644]

約数ペア:

[(1, 279445644), (2, 139722822), (3, 93148548), (4, 69861411), (6, 46574274), (9, 31049516), (12, 23287137), (18, 15524758), (36, 7762379), (47, 5945652), (94, 2972826), (141, 1981884), (188, 1486413), (282, 990942), (317, 881532), (423, 660628), (521, 536364), (564, 495471), (634, 440766), (846, 330314), (951, 293844), (1042, 268182), (1268, 220383), (1563, 178788), (1692, 165157), (1902, 146922), (2084, 134091), (2853, 97948), (3126, 89394), (3804, 73461), (4689, 59596), (5706, 48974), (6252, 44697), (9378, 29798), (11412, 24487), (14899, 18756)]