57678660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{157}}^2$

素因数の和:342

約数の個数: 108

約数和(自身を含む): 189624708

約数和(自身を除く): 131946048

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 157, 180, 195, 234, 260, 314, 390, 468, 471, 585, 628, 780, 785, 942, 1170, 1413, 1570, 1884, 2041, 2340, 2355, 2826, 3140, 4082, 4710, 5652, 6123, 7065, 8164, 9420, 10205, 12246, 14130, 18369, 20410, 24492, 24649, 28260, 30615, 36738, 40820, 49298, 61230, 73476, 73947, 91845, 98596, 122460, 123245, 147894, 183690, 221841, 246490, 295788, 320437, 367380, 369735, 443682, 492980, 640874, 739470, 887364, 961311, 1109205, 1281748, 1478940, 1602185, 1922622, 2218410, 2883933, 3204370, 3845244, 4436820, 4806555, 5767866, 6408740, 9613110, 11535732, 14419665, 19226220, 28839330, 57678660]

約数ペア:

[(1, 57678660), (2, 28839330), (3, 19226220), (4, 14419665), (5, 11535732), (6, 9613110), (9, 6408740), (10, 5767866), (12, 4806555), (13, 4436820), (15, 3845244), (18, 3204370), (20, 2883933), (26, 2218410), (30, 1922622), (36, 1602185), (39, 1478940), (45, 1281748), (52, 1109205), (60, 961311), (65, 887364), (78, 739470), (90, 640874), (117, 492980), (130, 443682), (156, 369735), (157, 367380), (180, 320437), (195, 295788), (234, 246490), (260, 221841), (314, 183690), (390, 147894), (468, 123245), (471, 122460), (585, 98596), (628, 91845), (780, 73947), (785, 73476), (942, 61230), (1170, 49298), (1413, 40820), (1570, 36738), (1884, 30615), (2041, 28260), (2340, 24649), (2355, 24492), (2826, 20410), (3140, 18369), (4082, 14130), (4710, 12246), (5652, 10205), (6123, 9420), (7065, 8164)]