81205824

素因数分解:

$2^6\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1$

素因数の和:153

約数の個数: 224

約数和(自身を含む): 266858496

約数和(自身を除く): 185652672

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 23, 24, 28, 32, 37, 42, 46, 48, 56, 64, 69, 71, 74, 84, 92, 96, 111, 112, 138, 142, 148, 161, 168, 184, 192, 213, 222, 224, 259, 276, 284, 296, 322, 336, 368, 426, 444, 448, 483, 497, 518, 552, 568, 592, 644, 672, 736, 777, 851, 852, 888, 966, 994, 1036, 1104, 1136, 1184, 1288, 1344, 1472, 1491, 1554, 1633, 1702, 1704, 1776, 1932, 1988, 2072, 2208, 2272, 2368, 2553, 2576, 2627, 2982, 3108, 3266, 3404, 3408, 3552, 3864, 3976, 4144, 4416, 4544, 4899, 5106, 5152, 5254, 5957, 5964, 6216, 6532, 6808, 6816, 7104, 7728, 7881, 7952, 8288, 9798, 10212, 10304, 10508, 11431, 11914, 11928, 12432, 13064, 13616, 13632, 15456, 15762, 15904, 16576, 17871, 18389, 19596, 20424, 21016, 22862, 23828, 23856, 24864, 26128, 27232, 30912, 31524, 31808, 34293, 35742, 36778, 39192, 40848, 42032, 45724, 47656, 47712, 49728, 52256, 54464, 55167, 60421, 63048, 68586, 71484, 73556, 78384, 81696, 84064, 91448, 95312, 95424, 104512, 110334, 120842, 126096, 137172, 142968, 147112, 156768, 163392, 168128, 181263, 182896, 190624, 220668, 241684, 252192, 274344, 285936, 294224, 313536, 362526, 365792, 381248, 422947, 441336, 483368, 504384, 548688, 571872, 588448, 725052, 731584, 845894, 882672, 966736, 1097376, 1143744, 1176896, 1268841, 1450104, 1691788, 1765344, 1933472, 2194752, 2537682, 2900208, 3383576, 3530688, 3866944, 5075364, 5800416, 6767152, 10150728, 11600832, 13534304, 20301456, 27068608, 40602912, 81205824]

約数ペア:

[(1, 81205824), (2, 40602912), (3, 27068608), (4, 20301456), (6, 13534304), (7, 11600832), (8, 10150728), (12, 6767152), (14, 5800416), (16, 5075364), (21, 3866944), (23, 3530688), (24, 3383576), (28, 2900208), (32, 2537682), (37, 2194752), (42, 1933472), (46, 1765344), (48, 1691788), (56, 1450104), (64, 1268841), (69, 1176896), (71, 1143744), (74, 1097376), (84, 966736), (92, 882672), (96, 845894), (111, 731584), (112, 725052), (138, 588448), (142, 571872), (148, 548688), (161, 504384), (168, 483368), (184, 441336), (192, 422947), (213, 381248), (222, 365792), (224, 362526), (259, 313536), (276, 294224), (284, 285936), (296, 274344), (322, 252192), (336, 241684), (368, 220668), (426, 190624), (444, 182896), (448, 181263), (483, 168128), (497, 163392), (518, 156768), (552, 147112), (568, 142968), (592, 137172), (644, 126096), (672, 120842), (736, 110334), (777, 104512), (851, 95424), (852, 95312), (888, 91448), (966, 84064), (994, 81696), (1036, 78384), (1104, 73556), (1136, 71484), (1184, 68586), (1288, 63048), (1344, 60421), (1472, 55167), (1491, 54464), (1554, 52256), (1633, 49728), (1702, 47712), (1704, 47656), (1776, 45724), (1932, 42032), (1988, 40848), (2072, 39192), (2208, 36778), (2272, 35742), (2368, 34293), (2553, 31808), (2576, 31524), (2627, 30912), (2982, 27232), (3108, 26128), (3266, 24864), (3404, 23856), (3408, 23828), (3552, 22862), (3864, 21016), (3976, 20424), (4144, 19596), (4416, 18389), (4544, 17871), (4899, 16576), (5106, 15904), (5152, 15762), (5254, 15456), (5957, 13632), (5964, 13616), (6216, 13064), (6532, 12432), (6808, 11928), (6816, 11914), (7104, 11431), (7728, 10508), (7881, 10304), (7952, 10212), (8288, 9798)]