820452240

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{126613}}^1$

素因数の和:126638

約数の個数: 100

約数和(自身を含む): 2849574684

約数和(自身を除く): 2029122444

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 108, 120, 135, 144, 162, 180, 216, 240, 270, 324, 360, 405, 432, 540, 648, 720, 810, 1080, 1296, 1620, 2160, 3240, 6480, 126613, 253226, 379839, 506452, 633065, 759678, 1012904, 1139517, 1266130, 1519356, 1899195, 2025808, 2279034, 2532260, 3038712, 3418551, 3798390, 4558068, 5064520, 5697585, 6077424, 6837102, 7596780, 9116136, 10129040, 10255653, 11395170, 13674204, 15193560, 17092755, 18232272, 20511306, 22790340, 27348408, 30387120, 34185510, 41022612, 45580680, 51278265, 54696816, 68371020, 82045224, 91161360, 102556530, 136742040, 164090448, 205113060, 273484080, 410226120, 820452240]

約数ペア:

[(1, 820452240), (2, 410226120), (3, 273484080), (4, 205113060), (5, 164090448), (6, 136742040), (8, 102556530), (9, 91161360), (10, 82045224), (12, 68371020), (15, 54696816), (16, 51278265), (18, 45580680), (20, 41022612), (24, 34185510), (27, 30387120), (30, 27348408), (36, 22790340), (40, 20511306), (45, 18232272), (48, 17092755), (54, 15193560), (60, 13674204), (72, 11395170), (80, 10255653), (81, 10129040), (90, 9116136), (108, 7596780), (120, 6837102), (135, 6077424), (144, 5697585), (162, 5064520), (180, 4558068), (216, 3798390), (240, 3418551), (270, 3038712), (324, 2532260), (360, 2279034), (405, 2025808), (432, 1899195), (540, 1519356), (648, 1266130), (720, 1139517), (810, 1012904), (1080, 759678), (1296, 633065), (1620, 506452), (2160, 379839), (3240, 253226), (6480, 126613)]