470815840

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^2\times {\mathrm{83}}^1\times {\mathrm{293}}^1$

素因数の和:413

約数の個数: 144

約数和(自身を含む): 1241566704

約数和(自身を除く): 770750864

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 83, 88, 110, 121, 160, 166, 176, 220, 242, 293, 332, 352, 415, 440, 484, 586, 605, 664, 830, 880, 913, 968, 1172, 1210, 1328, 1465, 1660, 1760, 1826, 1936, 2344, 2420, 2656, 2930, 3223, 3320, 3652, 3872, 4565, 4688, 4840, 5860, 6446, 6640, 7304, 9130, 9376, 9680, 10043, 11720, 12892, 13280, 14608, 16115, 18260, 19360, 20086, 23440, 24319, 25784, 29216, 32230, 35453, 36520, 40172, 46880, 48638, 50215, 51568, 64460, 70906, 73040, 80344, 97276, 100430, 103136, 121595, 128920, 141812, 146080, 160688, 177265, 194552, 200860, 243190, 257840, 267509, 283624, 321376, 354530, 389104, 401720, 486380, 515680, 535018, 567248, 709060, 778208, 803440, 972760, 1070036, 1134496, 1337545, 1418120, 1606880, 1945520, 2140072, 2675090, 2836240, 2942599, 3891040, 4280144, 5350180, 5672480, 5885198, 8560288, 10700360, 11770396, 14712995, 21400720, 23540792, 29425990, 42801440, 47081584, 58851980, 94163168, 117703960, 235407920, 470815840]

約数ペア:

[(1, 470815840), (2, 235407920), (4, 117703960), (5, 94163168), (8, 58851980), (10, 47081584), (11, 42801440), (16, 29425990), (20, 23540792), (22, 21400720), (32, 14712995), (40, 11770396), (44, 10700360), (55, 8560288), (80, 5885198), (83, 5672480), (88, 5350180), (110, 4280144), (121, 3891040), (160, 2942599), (166, 2836240), (176, 2675090), (220, 2140072), (242, 1945520), (293, 1606880), (332, 1418120), (352, 1337545), (415, 1134496), (440, 1070036), (484, 972760), (586, 803440), (605, 778208), (664, 709060), (830, 567248), (880, 535018), (913, 515680), (968, 486380), (1172, 401720), (1210, 389104), (1328, 354530), (1465, 321376), (1660, 283624), (1760, 267509), (1826, 257840), (1936, 243190), (2344, 200860), (2420, 194552), (2656, 177265), (2930, 160688), (3223, 146080), (3320, 141812), (3652, 128920), (3872, 121595), (4565, 103136), (4688, 100430), (4840, 97276), (5860, 80344), (6446, 73040), (6640, 70906), (7304, 64460), (9130, 51568), (9376, 50215), (9680, 48638), (10043, 46880), (11720, 40172), (12892, 36520), (13280, 35453), (14608, 32230), (16115, 29216), (18260, 25784), (19360, 24319), (20086, 23440)]