129268480

素因数分解:

$2^8\times 5^1\times {\mathrm{11}}^1\times {\mathrm{9181}}^1$

素因数の和:9213

約数の個数: 72

約数和(自身を含む): 337824144

約数和(自身を除く): 208555664

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 128, 160, 176, 220, 256, 320, 352, 440, 640, 704, 880, 1280, 1408, 1760, 2816, 3520, 7040, 9181, 14080, 18362, 36724, 45905, 73448, 91810, 100991, 146896, 183620, 201982, 293792, 367240, 403964, 504955, 587584, 734480, 807928, 1009910, 1175168, 1468960, 1615856, 2019820, 2350336, 2937920, 3231712, 4039640, 5875840, 6463424, 8079280, 11751680, 12926848, 16158560, 25853696, 32317120, 64634240, 129268480]

約数ペア:

[(1, 129268480), (2, 64634240), (4, 32317120), (5, 25853696), (8, 16158560), (10, 12926848), (11, 11751680), (16, 8079280), (20, 6463424), (22, 5875840), (32, 4039640), (40, 3231712), (44, 2937920), (55, 2350336), (64, 2019820), (80, 1615856), (88, 1468960), (110, 1175168), (128, 1009910), (160, 807928), (176, 734480), (220, 587584), (256, 504955), (320, 403964), (352, 367240), (440, 293792), (640, 201982), (704, 183620), (880, 146896), (1280, 100991), (1408, 91810), (1760, 73448), (2816, 45905), (3520, 36724), (7040, 18362), (9181, 14080)]