77991720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{347}}^1\times {\mathrm{1873}}^1$

素因数の和:2234

約数の個数: 64

約数和(自身を含む): 234774720

約数和(自身を除く): 156783000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 347, 694, 1041, 1388, 1735, 1873, 2082, 2776, 3470, 3746, 4164, 5205, 5619, 6940, 7492, 8328, 9365, 10410, 11238, 13880, 14984, 18730, 20820, 22476, 28095, 37460, 41640, 44952, 56190, 74920, 112380, 224760, 649931, 1299862, 1949793, 2599724, 3249655, 3899586, 5199448, 6499310, 7799172, 9748965, 12998620, 15598344, 19497930, 25997240, 38995860, 77991720]

約数ペア:

[(1, 77991720), (2, 38995860), (3, 25997240), (4, 19497930), (5, 15598344), (6, 12998620), (8, 9748965), (10, 7799172), (12, 6499310), (15, 5199448), (20, 3899586), (24, 3249655), (30, 2599724), (40, 1949793), (60, 1299862), (120, 649931), (347, 224760), (694, 112380), (1041, 74920), (1388, 56190), (1735, 44952), (1873, 41640), (2082, 37460), (2776, 28095), (3470, 22476), (3746, 20820), (4164, 18730), (5205, 14984), (5619, 13880), (6940, 11238), (7492, 10410), (8328, 9365)]