71319920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{6703}}^1$

素因数の和:6742

約数の個数: 80

約数和(自身を含む): 199511040

約数和(自身を除く): 128191120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 35, 38, 40, 56, 70, 76, 80, 95, 112, 133, 140, 152, 190, 266, 280, 304, 380, 532, 560, 665, 760, 1064, 1330, 1520, 2128, 2660, 5320, 6703, 10640, 13406, 26812, 33515, 46921, 53624, 67030, 93842, 107248, 127357, 134060, 187684, 234605, 254714, 268120, 375368, 469210, 509428, 536240, 636785, 750736, 891499, 938420, 1018856, 1273570, 1782998, 1876840, 2037712, 2547140, 3565996, 3753680, 4457495, 5094280, 7131992, 8914990, 10188560, 14263984, 17829980, 35659960, 71319920]

約数ペア:

[(1, 71319920), (2, 35659960), (4, 17829980), (5, 14263984), (7, 10188560), (8, 8914990), (10, 7131992), (14, 5094280), (16, 4457495), (19, 3753680), (20, 3565996), (28, 2547140), (35, 2037712), (38, 1876840), (40, 1782998), (56, 1273570), (70, 1018856), (76, 938420), (80, 891499), (95, 750736), (112, 636785), (133, 536240), (140, 509428), (152, 469210), (190, 375368), (266, 268120), (280, 254714), (304, 234605), (380, 187684), (532, 134060), (560, 127357), (665, 107248), (760, 93842), (1064, 67030), (1330, 53624), (1520, 46921), (2128, 33515), (2660, 26812), (5320, 13406), (6703, 10640)]