78578360

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{853}}^1$

素因数の和:925

約数の個数: 96

約数和(自身を含む): 210288960

約数和(自身を除く): 131710600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 47, 49, 56, 70, 94, 98, 140, 188, 196, 235, 245, 280, 329, 376, 392, 470, 490, 658, 853, 940, 980, 1316, 1645, 1706, 1880, 1960, 2303, 2632, 3290, 3412, 4265, 4606, 5971, 6580, 6824, 8530, 9212, 11515, 11942, 13160, 17060, 18424, 23030, 23884, 29855, 34120, 40091, 41797, 46060, 47768, 59710, 80182, 83594, 92120, 119420, 160364, 167188, 200455, 208985, 238840, 280637, 320728, 334376, 400910, 417970, 561274, 801820, 835940, 1122548, 1403185, 1603640, 1671880, 1964459, 2245096, 2806370, 3928918, 5612740, 7857836, 9822295, 11225480, 15715672, 19644590, 39289180, 78578360]

約数ペア:

[(1, 78578360), (2, 39289180), (4, 19644590), (5, 15715672), (7, 11225480), (8, 9822295), (10, 7857836), (14, 5612740), (20, 3928918), (28, 2806370), (35, 2245096), (40, 1964459), (47, 1671880), (49, 1603640), (56, 1403185), (70, 1122548), (94, 835940), (98, 801820), (140, 561274), (188, 417970), (196, 400910), (235, 334376), (245, 320728), (280, 280637), (329, 238840), (376, 208985), (392, 200455), (470, 167188), (490, 160364), (658, 119420), (853, 92120), (940, 83594), (980, 80182), (1316, 59710), (1645, 47768), (1706, 46060), (1880, 41797), (1960, 40091), (2303, 34120), (2632, 29855), (3290, 23884), (3412, 23030), (4265, 18424), (4606, 17060), (5971, 13160), (6580, 11942), (6824, 11515), (8530, 9212)]