678346312

素因数分解:

$2^3\times 7^1\times {\mathrm{41}}^1\times {\mathrm{439}}^1\times {\mathrm{673}}^1$

素因数の和:1166

約数の個数: 64

約数和(自身を含む): 1494662400

約数和(自身を除く): 816316088

約数列:

[1, 2, 4, 7, 8, 14, 28, 41, 56, 82, 164, 287, 328, 439, 574, 673, 878, 1148, 1346, 1756, 2296, 2692, 3073, 3512, 4711, 5384, 6146, 9422, 12292, 17999, 18844, 24584, 27593, 35998, 37688, 55186, 71996, 110372, 125993, 143992, 193151, 220744, 251986, 295447, 386302, 503972, 590894, 772604, 1007944, 1181788, 1545208, 2068129, 2363576, 4136258, 8272516, 12113327, 16545032, 24226654, 48453308, 84793289, 96906616, 169586578, 339173156, 678346312]

約数ペア:

[(1, 678346312), (2, 339173156), (4, 169586578), (7, 96906616), (8, 84793289), (14, 48453308), (28, 24226654), (41, 16545032), (56, 12113327), (82, 8272516), (164, 4136258), (287, 2363576), (328, 2068129), (439, 1545208), (574, 1181788), (673, 1007944), (878, 772604), (1148, 590894), (1346, 503972), (1756, 386302), (2296, 295447), (2692, 251986), (3073, 220744), (3512, 193151), (4711, 143992), (5384, 125993), (6146, 110372), (9422, 71996), (12292, 55186), (17999, 37688), (18844, 35998), (24584, 27593)]