391287456

素因数分解:

$2^5\times 3^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{2087}}^1$

素因数の和:2144

約数の個数: 192

約数和(自身を含む): 1347010560

約数和(自身を除く): 955723104

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 31, 32, 36, 42, 48, 54, 56, 62, 63, 72, 84, 93, 96, 108, 112, 124, 126, 144, 168, 186, 189, 216, 217, 224, 248, 252, 279, 288, 336, 372, 378, 432, 434, 496, 504, 558, 651, 672, 744, 756, 837, 864, 868, 992, 1008, 1116, 1302, 1488, 1512, 1674, 1736, 1953, 2016, 2087, 2232, 2604, 2976, 3024, 3348, 3472, 3906, 4174, 4464, 5208, 5859, 6048, 6261, 6696, 6944, 7812, 8348, 8928, 10416, 11718, 12522, 13392, 14609, 15624, 16696, 18783, 20832, 23436, 25044, 26784, 29218, 31248, 33392, 37566, 43827, 46872, 50088, 56349, 58436, 62496, 64697, 66784, 75132, 87654, 93744, 100176, 112698, 116872, 129394, 131481, 150264, 175308, 187488, 194091, 200352, 225396, 233744, 258788, 262962, 300528, 350616, 388182, 394443, 450792, 452879, 467488, 517576, 525924, 582273, 601056, 701232, 776364, 788886, 901584, 905758, 1035152, 1051848, 1164546, 1358637, 1402464, 1552728, 1577772, 1746819, 1803168, 1811516, 2070304, 2103696, 2329092, 2717274, 3105456, 3155544, 3493638, 3623032, 4075911, 4207392, 4658184, 5434548, 6210912, 6311088, 6987276, 7246064, 8151822, 9316368, 10869096, 12227733, 12622176, 13974552, 14492128, 16303644, 18632736, 21738192, 24455466, 27949104, 32607288, 43476384, 48910932, 55898208, 65214576, 97821864, 130429152, 195643728, 391287456]

約数ペア:

[(1, 391287456), (2, 195643728), (3, 130429152), (4, 97821864), (6, 65214576), (7, 55898208), (8, 48910932), (9, 43476384), (12, 32607288), (14, 27949104), (16, 24455466), (18, 21738192), (21, 18632736), (24, 16303644), (27, 14492128), (28, 13974552), (31, 12622176), (32, 12227733), (36, 10869096), (42, 9316368), (48, 8151822), (54, 7246064), (56, 6987276), (62, 6311088), (63, 6210912), (72, 5434548), (84, 4658184), (93, 4207392), (96, 4075911), (108, 3623032), (112, 3493638), (124, 3155544), (126, 3105456), (144, 2717274), (168, 2329092), (186, 2103696), (189, 2070304), (216, 1811516), (217, 1803168), (224, 1746819), (248, 1577772), (252, 1552728), (279, 1402464), (288, 1358637), (336, 1164546), (372, 1051848), (378, 1035152), (432, 905758), (434, 901584), (496, 788886), (504, 776364), (558, 701232), (651, 601056), (672, 582273), (744, 525924), (756, 517576), (837, 467488), (864, 452879), (868, 450792), (992, 394443), (1008, 388182), (1116, 350616), (1302, 300528), (1488, 262962), (1512, 258788), (1674, 233744), (1736, 225396), (1953, 200352), (2016, 194091), (2087, 187488), (2232, 175308), (2604, 150264), (2976, 131481), (3024, 129394), (3348, 116872), (3472, 112698), (3906, 100176), (4174, 93744), (4464, 87654), (5208, 75132), (5859, 66784), (6048, 64697), (6261, 62496), (6696, 58436), (6944, 56349), (7812, 50088), (8348, 46872), (8928, 43827), (10416, 37566), (11718, 33392), (12522, 31248), (13392, 29218), (14609, 26784), (15624, 25044), (16696, 23436), (18783, 20832)]