20506289216

素因数分解:

$2^6\times 7^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{89}}^1\times {\mathrm{379}}^1$

素因数の和:569

約数の個数: 224

約数和(自身を含む): 50035968000

約数和(自身を除く): 29529678784

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 32, 46, 56, 59, 64, 89, 92, 112, 118, 161, 178, 184, 224, 236, 322, 356, 368, 379, 413, 448, 472, 623, 644, 712, 736, 758, 826, 944, 1246, 1288, 1357, 1424, 1472, 1516, 1652, 1888, 2047, 2492, 2576, 2653, 2714, 2848, 3032, 3304, 3776, 4094, 4984, 5152, 5251, 5306, 5428, 5696, 6064, 6608, 8188, 8717, 9499, 9968, 10304, 10502, 10612, 10856, 12128, 13216, 14329, 16376, 17434, 18998, 19936, 21004, 21224, 21712, 22361, 24256, 26432, 28658, 32752, 33731, 34868, 36757, 37996, 39872, 42008, 42448, 43424, 44722, 57316, 61019, 65504, 67462, 69736, 73514, 75992, 84016, 84896, 86848, 89444, 114632, 120773, 122038, 131008, 134924, 139472, 147028, 151984, 156527, 168032, 169792, 178888, 229264, 236117, 241546, 244076, 269848, 278944, 294056, 303968, 313054, 336064, 357776, 458528, 472234, 483092, 488152, 514303, 539696, 557888, 588112, 607936, 626108, 715552, 775813, 845411, 917056, 944468, 966184, 976304, 1028606, 1079392, 1176224, 1252216, 1431104, 1551626, 1690822, 1888936, 1932368, 1952608, 1990129, 2057212, 2158784, 2352448, 2504432, 3103252, 3381644, 3600121, 3777872, 3864736, 3905216, 3980258, 4114424, 5008864, 5430691, 6206504, 6763288, 7200242, 7555744, 7729472, 7960516, 8228848, 10017728, 10861382, 12413008, 13526576, 13930903, 14400484, 15111488, 15921032, 16457696, 21722764, 24826016, 27053152, 27861806, 28800968, 31842064, 32915392, 43445528, 45772967, 49652032, 54106304, 55723612, 57601936, 63684128, 86891056, 91545934, 111447224, 115203872, 127368256, 173782112, 183091868, 222894448, 230407744, 320410769, 347564224, 366183736, 445788896, 640821538, 732367472, 891577792, 1281643076, 1464734944, 2563286152, 2929469888, 5126572304, 10253144608, 20506289216]

約数ペア:

[(1, 20506289216), (2, 10253144608), (4, 5126572304), (7, 2929469888), (8, 2563286152), (14, 1464734944), (16, 1281643076), (23, 891577792), (28, 732367472), (32, 640821538), (46, 445788896), (56, 366183736), (59, 347564224), (64, 320410769), (89, 230407744), (92, 222894448), (112, 183091868), (118, 173782112), (161, 127368256), (178, 115203872), (184, 111447224), (224, 91545934), (236, 86891056), (322, 63684128), (356, 57601936), (368, 55723612), (379, 54106304), (413, 49652032), (448, 45772967), (472, 43445528), (623, 32915392), (644, 31842064), (712, 28800968), (736, 27861806), (758, 27053152), (826, 24826016), (944, 21722764), (1246, 16457696), (1288, 15921032), (1357, 15111488), (1424, 14400484), (1472, 13930903), (1516, 13526576), (1652, 12413008), (1888, 10861382), (2047, 10017728), (2492, 8228848), (2576, 7960516), (2653, 7729472), (2714, 7555744), (2848, 7200242), (3032, 6763288), (3304, 6206504), (3776, 5430691), (4094, 5008864), (4984, 4114424), (5152, 3980258), (5251, 3905216), (5306, 3864736), (5428, 3777872), (5696, 3600121), (6064, 3381644), (6608, 3103252), (8188, 2504432), (8717, 2352448), (9499, 2158784), (9968, 2057212), (10304, 1990129), (10502, 1952608), (10612, 1932368), (10856, 1888936), (12128, 1690822), (13216, 1551626), (14329, 1431104), (16376, 1252216), (17434, 1176224), (18998, 1079392), (19936, 1028606), (21004, 976304), (21224, 966184), (21712, 944468), (22361, 917056), (24256, 845411), (26432, 775813), (28658, 715552), (32752, 626108), (33731, 607936), (34868, 588112), (36757, 557888), (37996, 539696), (39872, 514303), (42008, 488152), (42448, 483092), (43424, 472234), (44722, 458528), (57316, 357776), (61019, 336064), (65504, 313054), (67462, 303968), (69736, 294056), (73514, 278944), (75992, 269848), (84016, 244076), (84896, 241546), (86848, 236117), (89444, 229264), (114632, 178888), (120773, 169792), (122038, 168032), (131008, 156527), (134924, 151984), (139472, 147028)]