28011984

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1$

素因数の和:106

約数の個数: 240

約数和(自身を含む): 99743616

約数和(自身を除く): 71731632

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 13, 14, 16, 21, 22, 24, 26, 28, 33, 39, 42, 44, 48, 52, 53, 56, 66, 77, 78, 84, 88, 91, 104, 106, 112, 121, 132, 143, 154, 156, 159, 168, 176, 182, 208, 212, 231, 242, 264, 273, 286, 308, 312, 318, 336, 363, 364, 371, 424, 429, 462, 484, 528, 546, 572, 583, 616, 624, 636, 689, 726, 728, 742, 847, 848, 858, 924, 968, 1001, 1092, 1113, 1144, 1166, 1232, 1272, 1378, 1452, 1456, 1484, 1573, 1694, 1716, 1749, 1848, 1936, 2002, 2067, 2184, 2226, 2288, 2332, 2541, 2544, 2756, 2904, 2968, 3003, 3146, 3388, 3432, 3498, 3696, 4004, 4081, 4134, 4368, 4452, 4664, 4719, 4823, 5082, 5512, 5808, 5936, 6006, 6292, 6413, 6776, 6864, 6996, 7579, 8008, 8162, 8268, 8904, 9328, 9438, 9646, 10164, 11011, 11024, 12012, 12243, 12584, 12826, 13552, 13992, 14469, 15158, 16016, 16324, 16536, 17808, 18876, 19239, 19292, 20328, 22022, 22737, 24024, 24486, 25168, 25652, 27984, 28938, 30316, 32648, 33033, 33072, 37752, 38478, 38584, 40656, 44044, 44891, 45474, 48048, 48972, 51304, 53053, 57876, 60632, 65296, 66066, 75504, 76956, 77168, 83369, 88088, 89782, 90948, 97944, 102608, 106106, 115752, 121264, 132132, 134673, 153912, 159159, 166738, 176176, 179564, 181896, 195888, 212212, 231504, 250107, 264264, 269346, 307824, 318318, 333476, 359128, 363792, 424424, 500214, 528528, 538692, 583583, 636636, 666952, 718256, 848848, 1000428, 1077384, 1167166, 1273272, 1333904, 1750749, 2000856, 2154768, 2334332, 2546544, 3501498, 4001712, 4668664, 7002996, 9337328, 14005992, 28011984]

約数ペア:

[(1, 28011984), (2, 14005992), (3, 9337328), (4, 7002996), (6, 4668664), (7, 4001712), (8, 3501498), (11, 2546544), (12, 2334332), (13, 2154768), (14, 2000856), (16, 1750749), (21, 1333904), (22, 1273272), (24, 1167166), (26, 1077384), (28, 1000428), (33, 848848), (39, 718256), (42, 666952), (44, 636636), (48, 583583), (52, 538692), (53, 528528), (56, 500214), (66, 424424), (77, 363792), (78, 359128), (84, 333476), (88, 318318), (91, 307824), (104, 269346), (106, 264264), (112, 250107), (121, 231504), (132, 212212), (143, 195888), (154, 181896), (156, 179564), (159, 176176), (168, 166738), (176, 159159), (182, 153912), (208, 134673), (212, 132132), (231, 121264), (242, 115752), (264, 106106), (273, 102608), (286, 97944), (308, 90948), (312, 89782), (318, 88088), (336, 83369), (363, 77168), (364, 76956), (371, 75504), (424, 66066), (429, 65296), (462, 60632), (484, 57876), (528, 53053), (546, 51304), (572, 48972), (583, 48048), (616, 45474), (624, 44891), (636, 44044), (689, 40656), (726, 38584), (728, 38478), (742, 37752), (847, 33072), (848, 33033), (858, 32648), (924, 30316), (968, 28938), (1001, 27984), (1092, 25652), (1113, 25168), (1144, 24486), (1166, 24024), (1232, 22737), (1272, 22022), (1378, 20328), (1452, 19292), (1456, 19239), (1484, 18876), (1573, 17808), (1694, 16536), (1716, 16324), (1749, 16016), (1848, 15158), (1936, 14469), (2002, 13992), (2067, 13552), (2184, 12826), (2226, 12584), (2288, 12243), (2332, 12012), (2541, 11024), (2544, 11011), (2756, 10164), (2904, 9646), (2968, 9438), (3003, 9328), (3146, 8904), (3388, 8268), (3432, 8162), (3498, 8008), (3696, 7579), (4004, 6996), (4081, 6864), (4134, 6776), (4368, 6413), (4452, 6292), (4664, 6006), (4719, 5936), (4823, 5808), (5082, 5512)]