155031440

素因数分解:

$2^4\times 5^1\times {\mathrm{127}}^1\times {\mathrm{15259}}^1$

素因数の和:15399

約数の個数: 40

約数和(自身を含む): 363310080

約数和(自身を除く): 208278640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 127, 254, 508, 635, 1016, 1270, 2032, 2540, 5080, 10160, 15259, 30518, 61036, 76295, 122072, 152590, 244144, 305180, 610360, 1220720, 1937893, 3875786, 7751572, 9689465, 15503144, 19378930, 31006288, 38757860, 77515720, 155031440]

約数ペア:

[(1, 155031440), (2, 77515720), (4, 38757860), (5, 31006288), (8, 19378930), (10, 15503144), (16, 9689465), (20, 7751572), (40, 3875786), (80, 1937893), (127, 1220720), (254, 610360), (508, 305180), (635, 244144), (1016, 152590), (1270, 122072), (2032, 76295), (2540, 61036), (5080, 30518), (10160, 15259)]