660490848

素因数分解:

$2^5\times 3^4\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{97}}^1$

素因数の和:227

約数の個数: 240

約数和(自身を含む): 2043939744

約数和(自身を除く): 1383448896

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 37, 48, 54, 71, 72, 74, 81, 96, 97, 108, 111, 142, 144, 148, 162, 194, 213, 216, 222, 284, 288, 291, 296, 324, 333, 388, 426, 432, 444, 568, 582, 592, 639, 648, 666, 776, 852, 864, 873, 888, 999, 1136, 1164, 1184, 1278, 1296, 1332, 1552, 1704, 1746, 1776, 1917, 1998, 2272, 2328, 2556, 2592, 2619, 2627, 2664, 2997, 3104, 3408, 3492, 3552, 3589, 3834, 3996, 4656, 5112, 5238, 5254, 5328, 5751, 5994, 6816, 6887, 6984, 7178, 7668, 7857, 7881, 7992, 9312, 10224, 10476, 10508, 10656, 10767, 11502, 11988, 13774, 13968, 14356, 15336, 15714, 15762, 15984, 20448, 20661, 20952, 21016, 21534, 23004, 23643, 23976, 27548, 27936, 28712, 30672, 31428, 31524, 31968, 32301, 41322, 41904, 42032, 43068, 46008, 47286, 47952, 55096, 57424, 61344, 61983, 62856, 63048, 64602, 70929, 82644, 83808, 84064, 86136, 92016, 94572, 95904, 96903, 110192, 114848, 123966, 125712, 126096, 129204, 141858, 165288, 172272, 184032, 185949, 189144, 193806, 212787, 220384, 247932, 251424, 252192, 254819, 258408, 283716, 290709, 330576, 344544, 371898, 378288, 387612, 425574, 495864, 509638, 516816, 557847, 567432, 581418, 661152, 743796, 756576, 764457, 775224, 851148, 991728, 1019276, 1033632, 1115694, 1134864, 1162836, 1487592, 1528914, 1550448, 1702296, 1983456, 2038552, 2231388, 2269728, 2293371, 2325672, 2975184, 3057828, 3100896, 3404592, 4077104, 4462776, 4586742, 4651344, 5950368, 6115656, 6809184, 6880113, 8154208, 8925552, 9173484, 9302688, 12231312, 13760226, 17851104, 18346968, 20640339, 24462624, 27520452, 36693936, 41280678, 55040904, 73387872, 82561356, 110081808, 165122712, 220163616, 330245424, 660490848]

約数ペア:

[(1, 660490848), (2, 330245424), (3, 220163616), (4, 165122712), (6, 110081808), (8, 82561356), (9, 73387872), (12, 55040904), (16, 41280678), (18, 36693936), (24, 27520452), (27, 24462624), (32, 20640339), (36, 18346968), (37, 17851104), (48, 13760226), (54, 12231312), (71, 9302688), (72, 9173484), (74, 8925552), (81, 8154208), (96, 6880113), (97, 6809184), (108, 6115656), (111, 5950368), (142, 4651344), (144, 4586742), (148, 4462776), (162, 4077104), (194, 3404592), (213, 3100896), (216, 3057828), (222, 2975184), (284, 2325672), (288, 2293371), (291, 2269728), (296, 2231388), (324, 2038552), (333, 1983456), (388, 1702296), (426, 1550448), (432, 1528914), (444, 1487592), (568, 1162836), (582, 1134864), (592, 1115694), (639, 1033632), (648, 1019276), (666, 991728), (776, 851148), (852, 775224), (864, 764457), (873, 756576), (888, 743796), (999, 661152), (1136, 581418), (1164, 567432), (1184, 557847), (1278, 516816), (1296, 509638), (1332, 495864), (1552, 425574), (1704, 387612), (1746, 378288), (1776, 371898), (1917, 344544), (1998, 330576), (2272, 290709), (2328, 283716), (2556, 258408), (2592, 254819), (2619, 252192), (2627, 251424), (2664, 247932), (2997, 220384), (3104, 212787), (3408, 193806), (3492, 189144), (3552, 185949), (3589, 184032), (3834, 172272), (3996, 165288), (4656, 141858), (5112, 129204), (5238, 126096), (5254, 125712), (5328, 123966), (5751, 114848), (5994, 110192), (6816, 96903), (6887, 95904), (6984, 94572), (7178, 92016), (7668, 86136), (7857, 84064), (7881, 83808), (7992, 82644), (9312, 70929), (10224, 64602), (10476, 63048), (10508, 62856), (10656, 61983), (10767, 61344), (11502, 57424), (11988, 55096), (13774, 47952), (13968, 47286), (14356, 46008), (15336, 43068), (15714, 42032), (15762, 41904), (15984, 41322), (20448, 32301), (20661, 31968), (20952, 31524), (21016, 31428), (21534, 30672), (23004, 28712), (23643, 27936), (23976, 27548)]