127568272

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{839}}^1$

素因数の和:920

約数の個数: 80

約数和(自身を含む): 288731520

約数和(自身を除く): 161163248

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 34, 43, 52, 68, 86, 104, 136, 172, 208, 221, 272, 344, 442, 559, 688, 731, 839, 884, 1118, 1462, 1678, 1768, 2236, 2924, 3356, 3536, 4472, 5848, 6712, 8944, 9503, 10907, 11696, 13424, 14263, 19006, 21814, 28526, 36077, 38012, 43628, 57052, 72154, 76024, 87256, 114104, 144308, 152048, 174512, 185419, 228208, 288616, 370838, 469001, 577232, 613309, 741676, 938002, 1226618, 1483352, 1876004, 2453236, 2966704, 3752008, 4906472, 7504016, 7973017, 9812944, 15946034, 31892068, 63784136, 127568272]

約数ペア:

[(1, 127568272), (2, 63784136), (4, 31892068), (8, 15946034), (13, 9812944), (16, 7973017), (17, 7504016), (26, 4906472), (34, 3752008), (43, 2966704), (52, 2453236), (68, 1876004), (86, 1483352), (104, 1226618), (136, 938002), (172, 741676), (208, 613309), (221, 577232), (272, 469001), (344, 370838), (442, 288616), (559, 228208), (688, 185419), (731, 174512), (839, 152048), (884, 144308), (1118, 114104), (1462, 87256), (1678, 76024), (1768, 72154), (2236, 57052), (2924, 43628), (3356, 38012), (3536, 36077), (4472, 28526), (5848, 21814), (6712, 19006), (8944, 14263), (9503, 13424), (10907, 11696)]