71694280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{2393}}^1$

素因数の和:2518

約数の個数: 64

約数和(自身を含む): 186157440

約数和(自身を除く): 114463160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 107, 140, 214, 280, 428, 535, 749, 856, 1070, 1498, 2140, 2393, 2996, 3745, 4280, 4786, 5992, 7490, 9572, 11965, 14980, 16751, 19144, 23930, 29960, 33502, 47860, 67004, 83755, 95720, 134008, 167510, 256051, 335020, 512102, 670040, 1024204, 1280255, 1792357, 2048408, 2560510, 3584714, 5121020, 7169428, 8961785, 10242040, 14338856, 17923570, 35847140, 71694280]

約数ペア:

[(1, 71694280), (2, 35847140), (4, 17923570), (5, 14338856), (7, 10242040), (8, 8961785), (10, 7169428), (14, 5121020), (20, 3584714), (28, 2560510), (35, 2048408), (40, 1792357), (56, 1280255), (70, 1024204), (107, 670040), (140, 512102), (214, 335020), (280, 256051), (428, 167510), (535, 134008), (749, 95720), (856, 83755), (1070, 67004), (1498, 47860), (2140, 33502), (2393, 29960), (2996, 23930), (3745, 19144), (4280, 16751), (4786, 14980), (5992, 11965), (7490, 9572)]