217312128

素因数分解:

$2^7\times 3^2\times {\mathrm{11}}^2\times {\mathrm{1559}}^1$

素因数の和:1601

約数の個数: 144

約数和(自身を含む): 687796200

約数和(自身を除く): 470484072

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 32, 33, 36, 44, 48, 64, 66, 72, 88, 96, 99, 121, 128, 132, 144, 176, 192, 198, 242, 264, 288, 352, 363, 384, 396, 484, 528, 576, 704, 726, 792, 968, 1056, 1089, 1152, 1408, 1452, 1559, 1584, 1936, 2112, 2178, 2904, 3118, 3168, 3872, 4224, 4356, 4677, 5808, 6236, 6336, 7744, 8712, 9354, 11616, 12472, 12672, 14031, 15488, 17149, 17424, 18708, 23232, 24944, 28062, 34298, 34848, 37416, 46464, 49888, 51447, 56124, 68596, 69696, 74832, 99776, 102894, 112248, 137192, 139392, 149664, 154341, 188639, 199552, 205788, 224496, 274384, 299328, 308682, 377278, 411576, 448992, 548768, 565917, 598656, 617364, 754556, 823152, 897984, 1097536, 1131834, 1234728, 1509112, 1646304, 1697751, 1795968, 2195072, 2263668, 2469456, 3018224, 3292608, 3395502, 4527336, 4938912, 6036448, 6585216, 6791004, 9054672, 9877824, 12072896, 13582008, 18109344, 19755648, 24145792, 27164016, 36218688, 54328032, 72437376, 108656064, 217312128]

約数ペア:

[(1, 217312128), (2, 108656064), (3, 72437376), (4, 54328032), (6, 36218688), (8, 27164016), (9, 24145792), (11, 19755648), (12, 18109344), (16, 13582008), (18, 12072896), (22, 9877824), (24, 9054672), (32, 6791004), (33, 6585216), (36, 6036448), (44, 4938912), (48, 4527336), (64, 3395502), (66, 3292608), (72, 3018224), (88, 2469456), (96, 2263668), (99, 2195072), (121, 1795968), (128, 1697751), (132, 1646304), (144, 1509112), (176, 1234728), (192, 1131834), (198, 1097536), (242, 897984), (264, 823152), (288, 754556), (352, 617364), (363, 598656), (384, 565917), (396, 548768), (484, 448992), (528, 411576), (576, 377278), (704, 308682), (726, 299328), (792, 274384), (968, 224496), (1056, 205788), (1089, 199552), (1152, 188639), (1408, 154341), (1452, 149664), (1559, 139392), (1584, 137192), (1936, 112248), (2112, 102894), (2178, 99776), (2904, 74832), (3118, 69696), (3168, 68596), (3872, 56124), (4224, 51447), (4356, 49888), (4677, 46464), (5808, 37416), (6236, 34848), (6336, 34298), (7744, 28062), (8712, 24944), (9354, 23232), (11616, 18708), (12472, 17424), (12672, 17149), (14031, 15488)]