78400224

素因数分解:

$2^5\times 3^4\times 7^1\times {\mathrm{29}}^1\times {\mathrm{149}}^1$

素因数の和:207

約数の個数: 240

約数和(自身を含む): 274428000

約数和(自身を除く): 196027776

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 29, 32, 36, 42, 48, 54, 56, 58, 63, 72, 81, 84, 87, 96, 108, 112, 116, 126, 144, 149, 162, 168, 174, 189, 203, 216, 224, 232, 252, 261, 288, 298, 324, 336, 348, 378, 406, 432, 447, 464, 504, 522, 567, 596, 609, 648, 672, 696, 756, 783, 812, 864, 894, 928, 1008, 1043, 1044, 1134, 1192, 1218, 1296, 1341, 1392, 1512, 1566, 1624, 1788, 1827, 2016, 2086, 2088, 2268, 2349, 2384, 2436, 2592, 2682, 2784, 3024, 3129, 3132, 3248, 3576, 3654, 4023, 4172, 4176, 4321, 4536, 4698, 4768, 4872, 5364, 5481, 6048, 6258, 6264, 6496, 7152, 7308, 8046, 8344, 8352, 8642, 9072, 9387, 9396, 9744, 10728, 10962, 12069, 12516, 12528, 12963, 14304, 14616, 16092, 16443, 16688, 17284, 18144, 18774, 18792, 19488, 21456, 21924, 24138, 25032, 25056, 25926, 28161, 29232, 30247, 32184, 32886, 33376, 34568, 37548, 37584, 38889, 42912, 43848, 48276, 50064, 51852, 56322, 58464, 60494, 64368, 65772, 69136, 75096, 75168, 77778, 84483, 87696, 90741, 96552, 100128, 103704, 112644, 116667, 120988, 128736, 131544, 138272, 150192, 155556, 168966, 175392, 181482, 193104, 207408, 225288, 233334, 241976, 263088, 272223, 300384, 311112, 337932, 350001, 362964, 386208, 414816, 450576, 466668, 483952, 526176, 544446, 622224, 675864, 700002, 725928, 816669, 901152, 933336, 967904, 1088892, 1244448, 1351728, 1400004, 1451856, 1633338, 1866672, 2177784, 2450007, 2703456, 2800008, 2903712, 3266676, 3733344, 4355568, 4900014, 5600016, 6533352, 8711136, 9800028, 11200032, 13066704, 19600056, 26133408, 39200112, 78400224]

約数ペア:

[(1, 78400224), (2, 39200112), (3, 26133408), (4, 19600056), (6, 13066704), (7, 11200032), (8, 9800028), (9, 8711136), (12, 6533352), (14, 5600016), (16, 4900014), (18, 4355568), (21, 3733344), (24, 3266676), (27, 2903712), (28, 2800008), (29, 2703456), (32, 2450007), (36, 2177784), (42, 1866672), (48, 1633338), (54, 1451856), (56, 1400004), (58, 1351728), (63, 1244448), (72, 1088892), (81, 967904), (84, 933336), (87, 901152), (96, 816669), (108, 725928), (112, 700002), (116, 675864), (126, 622224), (144, 544446), (149, 526176), (162, 483952), (168, 466668), (174, 450576), (189, 414816), (203, 386208), (216, 362964), (224, 350001), (232, 337932), (252, 311112), (261, 300384), (288, 272223), (298, 263088), (324, 241976), (336, 233334), (348, 225288), (378, 207408), (406, 193104), (432, 181482), (447, 175392), (464, 168966), (504, 155556), (522, 150192), (567, 138272), (596, 131544), (609, 128736), (648, 120988), (672, 116667), (696, 112644), (756, 103704), (783, 100128), (812, 96552), (864, 90741), (894, 87696), (928, 84483), (1008, 77778), (1043, 75168), (1044, 75096), (1134, 69136), (1192, 65772), (1218, 64368), (1296, 60494), (1341, 58464), (1392, 56322), (1512, 51852), (1566, 50064), (1624, 48276), (1788, 43848), (1827, 42912), (2016, 38889), (2086, 37584), (2088, 37548), (2268, 34568), (2349, 33376), (2384, 32886), (2436, 32184), (2592, 30247), (2682, 29232), (2784, 28161), (3024, 25926), (3129, 25056), (3132, 25032), (3248, 24138), (3576, 21924), (3654, 21456), (4023, 19488), (4172, 18792), (4176, 18774), (4321, 18144), (4536, 17284), (4698, 16688), (4768, 16443), (4872, 16092), (5364, 14616), (5481, 14304), (6048, 12963), (6258, 12528), (6264, 12516), (6496, 12069), (7152, 10962), (7308, 10728), (8046, 9744), (8344, 9396), (8352, 9387), (8642, 9072)]