821684864

素因数分解:

$2^7\times 7^1\times {\mathrm{11}}^3\times {\mathrm{13}}^1\times {\mathrm{53}}^1$

素因数の和:120

約数の個数: 256

約数和(自身を含む): 2257839360

約数和(自身を除く): 1436154496

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 16, 22, 26, 28, 32, 44, 52, 53, 56, 64, 77, 88, 91, 104, 106, 112, 121, 128, 143, 154, 176, 182, 208, 212, 224, 242, 286, 308, 352, 364, 371, 416, 424, 448, 484, 572, 583, 616, 689, 704, 728, 742, 832, 847, 848, 896, 968, 1001, 1144, 1166, 1232, 1331, 1378, 1408, 1456, 1484, 1573, 1664, 1694, 1696, 1936, 2002, 2288, 2332, 2464, 2662, 2756, 2912, 2968, 3146, 3388, 3392, 3872, 4004, 4081, 4576, 4664, 4823, 4928, 5324, 5512, 5824, 5936, 6292, 6413, 6776, 6784, 7579, 7744, 8008, 8162, 9152, 9317, 9328, 9646, 9856, 10648, 11011, 11024, 11648, 11872, 12584, 12826, 13552, 15158, 15488, 16016, 16324, 17303, 18304, 18634, 18656, 19292, 21296, 22022, 22048, 23744, 25168, 25652, 27104, 30316, 32032, 32648, 34606, 37268, 37312, 38584, 42592, 44044, 44096, 44891, 47488, 50336, 51304, 53053, 54208, 60632, 64064, 65296, 69212, 70543, 74536, 74624, 77168, 83369, 85184, 88088, 88192, 89782, 100672, 102608, 106106, 108416, 121121, 121264, 128128, 130592, 138424, 141086, 149072, 154336, 166738, 170368, 176176, 179564, 201344, 205216, 212212, 242242, 242528, 261184, 276848, 282172, 298144, 308672, 333476, 352352, 359128, 410432, 424424, 484484, 485056, 493801, 522368, 553696, 564344, 583583, 596288, 617344, 666952, 704704, 718256, 820864, 848848, 917059, 968968, 970112, 987602, 1107392, 1128688, 1167166, 1192576, 1333904, 1409408, 1436512, 1697696, 1834118, 1937936, 1975204, 2214784, 2257376, 2334332, 2667808, 2873024, 3395392, 3668236, 3875872, 3950408, 4514752, 4668664, 5335616, 5746048, 6419413, 6790784, 7336472, 7751744, 7900816, 9029504, 9337328, 10671232, 12838826, 14672944, 15503488, 15801632, 18674656, 25677652, 29345888, 31603264, 37349312, 51355304, 58691776, 63206528, 74698624, 102710608, 117383552, 205421216, 410842432, 821684864]

約数ペア:

[(1, 821684864), (2, 410842432), (4, 205421216), (7, 117383552), (8, 102710608), (11, 74698624), (13, 63206528), (14, 58691776), (16, 51355304), (22, 37349312), (26, 31603264), (28, 29345888), (32, 25677652), (44, 18674656), (52, 15801632), (53, 15503488), (56, 14672944), (64, 12838826), (77, 10671232), (88, 9337328), (91, 9029504), (104, 7900816), (106, 7751744), (112, 7336472), (121, 6790784), (128, 6419413), (143, 5746048), (154, 5335616), (176, 4668664), (182, 4514752), (208, 3950408), (212, 3875872), (224, 3668236), (242, 3395392), (286, 2873024), (308, 2667808), (352, 2334332), (364, 2257376), (371, 2214784), (416, 1975204), (424, 1937936), (448, 1834118), (484, 1697696), (572, 1436512), (583, 1409408), (616, 1333904), (689, 1192576), (704, 1167166), (728, 1128688), (742, 1107392), (832, 987602), (847, 970112), (848, 968968), (896, 917059), (968, 848848), (1001, 820864), (1144, 718256), (1166, 704704), (1232, 666952), (1331, 617344), (1378, 596288), (1408, 583583), (1456, 564344), (1484, 553696), (1573, 522368), (1664, 493801), (1694, 485056), (1696, 484484), (1936, 424424), (2002, 410432), (2288, 359128), (2332, 352352), (2464, 333476), (2662, 308672), (2756, 298144), (2912, 282172), (2968, 276848), (3146, 261184), (3388, 242528), (3392, 242242), (3872, 212212), (4004, 205216), (4081, 201344), (4576, 179564), (4664, 176176), (4823, 170368), (4928, 166738), (5324, 154336), (5512, 149072), (5824, 141086), (5936, 138424), (6292, 130592), (6413, 128128), (6776, 121264), (6784, 121121), (7579, 108416), (7744, 106106), (8008, 102608), (8162, 100672), (9152, 89782), (9317, 88192), (9328, 88088), (9646, 85184), (9856, 83369), (10648, 77168), (11011, 74624), (11024, 74536), (11648, 70543), (11872, 69212), (12584, 65296), (12826, 64064), (13552, 60632), (15158, 54208), (15488, 53053), (16016, 51304), (16324, 50336), (17303, 47488), (18304, 44891), (18634, 44096), (18656, 44044), (19292, 42592), (21296, 38584), (22022, 37312), (22048, 37268), (23744, 34606), (25168, 32648), (25652, 32032), (27104, 30316)]