191492840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{787}}^1$

素因数の和:895

約数の個数: 128

約数和(自身を含む): 544665600

約数和(自身を除く): 353172760

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 79, 88, 110, 140, 154, 158, 220, 280, 308, 316, 385, 395, 440, 553, 616, 632, 770, 787, 790, 869, 1106, 1540, 1574, 1580, 1738, 2212, 2765, 3080, 3148, 3160, 3476, 3935, 4345, 4424, 5509, 5530, 6083, 6296, 6952, 7870, 8657, 8690, 11018, 11060, 12166, 15740, 17314, 17380, 22036, 22120, 24332, 27545, 30415, 31480, 34628, 34760, 43285, 44072, 48664, 55090, 60599, 60830, 62173, 69256, 86570, 110180, 121198, 121660, 124346, 173140, 220360, 242396, 243320, 248692, 302995, 310865, 346280, 435211, 484792, 497384, 605990, 621730, 683903, 870422, 1211980, 1243460, 1367806, 1740844, 2176055, 2423960, 2486920, 2735612, 3419515, 3481688, 4352110, 4787321, 5471224, 6839030, 8704220, 9574642, 13678060, 17408440, 19149284, 23936605, 27356120, 38298568, 47873210, 95746420, 191492840]

約数ペア:

[(1, 191492840), (2, 95746420), (4, 47873210), (5, 38298568), (7, 27356120), (8, 23936605), (10, 19149284), (11, 17408440), (14, 13678060), (20, 9574642), (22, 8704220), (28, 6839030), (35, 5471224), (40, 4787321), (44, 4352110), (55, 3481688), (56, 3419515), (70, 2735612), (77, 2486920), (79, 2423960), (88, 2176055), (110, 1740844), (140, 1367806), (154, 1243460), (158, 1211980), (220, 870422), (280, 683903), (308, 621730), (316, 605990), (385, 497384), (395, 484792), (440, 435211), (553, 346280), (616, 310865), (632, 302995), (770, 248692), (787, 243320), (790, 242396), (869, 220360), (1106, 173140), (1540, 124346), (1574, 121660), (1580, 121198), (1738, 110180), (2212, 86570), (2765, 69256), (3080, 62173), (3148, 60830), (3160, 60599), (3476, 55090), (3935, 48664), (4345, 44072), (4424, 43285), (5509, 34760), (5530, 34628), (6083, 31480), (6296, 30415), (6952, 27545), (7870, 24332), (8657, 22120), (8690, 22036), (11018, 17380), (11060, 17314), (12166, 15740)]