782704240

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{461}}^1\times {\mathrm{1117}}^1$

素因数の和:1610

約数の個数: 80

約数和(自身を含む): 1921439520

約数和(自身を除く): 1138735280

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 461, 760, 922, 1117, 1520, 1844, 2234, 2305, 3688, 4468, 4610, 5585, 7376, 8759, 8936, 9220, 11170, 17518, 17872, 18440, 21223, 22340, 35036, 36880, 42446, 43795, 44680, 70072, 84892, 87590, 89360, 106115, 140144, 169784, 175180, 212230, 339568, 350360, 424460, 514937, 700720, 848920, 1029874, 1697840, 2059748, 2574685, 4119496, 5149370, 8238992, 9783803, 10298740, 19567606, 20597480, 39135212, 41194960, 48919015, 78270424, 97838030, 156540848, 195676060, 391352120, 782704240]

約数ペア:

[(1, 782704240), (2, 391352120), (4, 195676060), (5, 156540848), (8, 97838030), (10, 78270424), (16, 48919015), (19, 41194960), (20, 39135212), (38, 20597480), (40, 19567606), (76, 10298740), (80, 9783803), (95, 8238992), (152, 5149370), (190, 4119496), (304, 2574685), (380, 2059748), (461, 1697840), (760, 1029874), (922, 848920), (1117, 700720), (1520, 514937), (1844, 424460), (2234, 350360), (2305, 339568), (3688, 212230), (4468, 175180), (4610, 169784), (5585, 140144), (7376, 106115), (8759, 89360), (8936, 87590), (9220, 84892), (11170, 70072), (17518, 44680), (17872, 43795), (18440, 42446), (21223, 36880), (22340, 35036)]