681554304

素因数分解:

$2^7\times 3^3\times {\mathrm{199}}^1\times {\mathrm{991}}^1$

素因数の和:1213

約数の個数: 128

約数和(自身を含む): 2023680000

約数和(自身を除く): 1342125696

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 96, 108, 128, 144, 192, 199, 216, 288, 384, 398, 432, 576, 597, 796, 864, 991, 1152, 1194, 1592, 1728, 1791, 1982, 2388, 2973, 3184, 3456, 3582, 3964, 4776, 5373, 5946, 6368, 7164, 7928, 8919, 9552, 10746, 11892, 12736, 14328, 15856, 17838, 19104, 21492, 23784, 25472, 26757, 28656, 31712, 35676, 38208, 42984, 47568, 53514, 57312, 63424, 71352, 76416, 85968, 95136, 107028, 114624, 126848, 142704, 171936, 190272, 197209, 214056, 229248, 285408, 343872, 380544, 394418, 428112, 570816, 591627, 687744, 788836, 856224, 1141632, 1183254, 1577672, 1712448, 1774881, 2366508, 3155344, 3424896, 3549762, 4733016, 5324643, 6310688, 7099524, 9466032, 10649286, 12621376, 14199048, 18932064, 21298572, 25242752, 28398096, 37864128, 42597144, 56796192, 75728256, 85194288, 113592384, 170388576, 227184768, 340777152, 681554304]

約数ペア:

[(1, 681554304), (2, 340777152), (3, 227184768), (4, 170388576), (6, 113592384), (8, 85194288), (9, 75728256), (12, 56796192), (16, 42597144), (18, 37864128), (24, 28398096), (27, 25242752), (32, 21298572), (36, 18932064), (48, 14199048), (54, 12621376), (64, 10649286), (72, 9466032), (96, 7099524), (108, 6310688), (128, 5324643), (144, 4733016), (192, 3549762), (199, 3424896), (216, 3155344), (288, 2366508), (384, 1774881), (398, 1712448), (432, 1577672), (576, 1183254), (597, 1141632), (796, 856224), (864, 788836), (991, 687744), (1152, 591627), (1194, 570816), (1592, 428112), (1728, 394418), (1791, 380544), (1982, 343872), (2388, 285408), (2973, 229248), (3184, 214056), (3456, 197209), (3582, 190272), (3964, 171936), (4776, 142704), (5373, 126848), (5946, 114624), (6368, 107028), (7164, 95136), (7928, 85968), (8919, 76416), (9552, 71352), (10746, 63424), (11892, 57312), (12736, 53514), (14328, 47568), (15856, 42984), (17838, 38208), (19104, 35676), (21492, 31712), (23784, 28656), (25472, 26757)]