1282359680

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{1453}}^1$

素因数の和:1676

約数の個数: 128

約数和(自身を含む): 3523798080

約数和(自身を除く): 2241438400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 197, 224, 280, 320, 394, 448, 560, 640, 788, 896, 985, 1120, 1379, 1453, 1576, 1970, 2240, 2758, 2906, 3152, 3940, 4480, 5516, 5812, 6304, 6895, 7265, 7880, 10171, 11032, 11624, 12608, 13790, 14530, 15760, 20342, 22064, 23248, 25216, 27580, 29060, 31520, 40684, 44128, 46496, 50855, 55160, 58120, 63040, 81368, 88256, 92992, 101710, 110320, 116240, 126080, 162736, 176512, 185984, 203420, 220640, 232480, 286241, 325472, 406840, 441280, 464960, 572482, 650944, 813680, 882560, 929920, 1144964, 1301888, 1431205, 1627360, 2003687, 2289928, 2862410, 3254720, 4007374, 4579856, 5724820, 6509440, 8014748, 9159712, 10018435, 11449640, 16029496, 18319424, 20036870, 22899280, 32058992, 36638848, 40073740, 45798560, 64117984, 80147480, 91597120, 128235968, 160294960, 183194240, 256471936, 320589920, 641179840, 1282359680]

約数ペア:

[(1, 1282359680), (2, 641179840), (4, 320589920), (5, 256471936), (7, 183194240), (8, 160294960), (10, 128235968), (14, 91597120), (16, 80147480), (20, 64117984), (28, 45798560), (32, 40073740), (35, 36638848), (40, 32058992), (56, 22899280), (64, 20036870), (70, 18319424), (80, 16029496), (112, 11449640), (128, 10018435), (140, 9159712), (160, 8014748), (197, 6509440), (224, 5724820), (280, 4579856), (320, 4007374), (394, 3254720), (448, 2862410), (560, 2289928), (640, 2003687), (788, 1627360), (896, 1431205), (985, 1301888), (1120, 1144964), (1379, 929920), (1453, 882560), (1576, 813680), (1970, 650944), (2240, 572482), (2758, 464960), (2906, 441280), (3152, 406840), (3940, 325472), (4480, 286241), (5516, 232480), (5812, 220640), (6304, 203420), (6895, 185984), (7265, 176512), (7880, 162736), (10171, 126080), (11032, 116240), (11624, 110320), (12608, 101710), (13790, 92992), (14530, 88256), (15760, 81368), (20342, 63040), (22064, 58120), (23248, 55160), (25216, 50855), (27580, 46496), (29060, 44128), (31520, 40684)]