256881141216

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{6706379}}^1$

素因数の和:6706421

約数の個数: 144

約数和(自身を含む): 878804035200

約数和(自身を除く): 621922893984

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 19, 21, 24, 28, 32, 36, 38, 42, 48, 56, 57, 63, 72, 76, 84, 96, 112, 114, 126, 133, 144, 152, 168, 171, 224, 228, 252, 266, 288, 304, 336, 342, 399, 456, 504, 532, 608, 672, 684, 798, 912, 1008, 1064, 1197, 1368, 1596, 1824, 2016, 2128, 2394, 2736, 3192, 4256, 4788, 5472, 6384, 9576, 12768, 19152, 38304, 6706379, 13412758, 20119137, 26825516, 40238274, 46944653, 53651032, 60357411, 80476548, 93889306, 107302064, 120714822, 127421201, 140833959, 160953096, 187778612, 214604128, 241429644, 254842402, 281667918, 321906192, 375557224, 382263603, 422501877, 482859288, 509684804, 563335836, 643812384, 751114448, 764527206, 845003754, 891948407, 965718576, 1019369608, 1126671672, 1146790809, 1502228896, 1529054412, 1690007508, 1783896814, 1931437152, 2038739216, 2253343344, 2293581618, 2675845221, 3058108824, 3380015016, 3567793628, 4077478432, 4506686688, 4587163236, 5351690442, 6116217648, 6760030032, 7135587256, 8027535663, 9174326472, 10703380884, 12232435296, 13520060064, 14271174512, 16055071326, 18348652944, 21406761768, 28542349024, 32110142652, 36697305888, 42813523536, 64220285304, 85627047072, 128440570608, 256881141216]

約数ペア:

[(1, 256881141216), (2, 128440570608), (3, 85627047072), (4, 64220285304), (6, 42813523536), (7, 36697305888), (8, 32110142652), (9, 28542349024), (12, 21406761768), (14, 18348652944), (16, 16055071326), (18, 14271174512), (19, 13520060064), (21, 12232435296), (24, 10703380884), (28, 9174326472), (32, 8027535663), (36, 7135587256), (38, 6760030032), (42, 6116217648), (48, 5351690442), (56, 4587163236), (57, 4506686688), (63, 4077478432), (72, 3567793628), (76, 3380015016), (84, 3058108824), (96, 2675845221), (112, 2293581618), (114, 2253343344), (126, 2038739216), (133, 1931437152), (144, 1783896814), (152, 1690007508), (168, 1529054412), (171, 1502228896), (224, 1146790809), (228, 1126671672), (252, 1019369608), (266, 965718576), (288, 891948407), (304, 845003754), (336, 764527206), (342, 751114448), (399, 643812384), (456, 563335836), (504, 509684804), (532, 482859288), (608, 422501877), (672, 382263603), (684, 375557224), (798, 321906192), (912, 281667918), (1008, 254842402), (1064, 241429644), (1197, 214604128), (1368, 187778612), (1596, 160953096), (1824, 140833959), (2016, 127421201), (2128, 120714822), (2394, 107302064), (2736, 93889306), (3192, 80476548), (4256, 60357411), (4788, 53651032), (5472, 46944653), (6384, 40238274), (9576, 26825516), (12768, 20119137), (19152, 13412758), (38304, 6706379)]