84531420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{15149}}^1$

素因数の和:15195

約数の個数: 72

約数和(自身を含む): 264700800

約数和(自身を除く): 180169380

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 90, 93, 124, 155, 180, 186, 279, 310, 372, 465, 558, 620, 930, 1116, 1395, 1860, 2790, 5580, 15149, 30298, 45447, 60596, 75745, 90894, 136341, 151490, 181788, 227235, 272682, 302980, 454470, 469619, 545364, 681705, 908940, 939238, 1363410, 1408857, 1878476, 2348095, 2726820, 2817714, 4226571, 4696190, 5635428, 7044285, 8453142, 9392380, 14088570, 16906284, 21132855, 28177140, 42265710, 84531420]

約数ペア:

[(1, 84531420), (2, 42265710), (3, 28177140), (4, 21132855), (5, 16906284), (6, 14088570), (9, 9392380), (10, 8453142), (12, 7044285), (15, 5635428), (18, 4696190), (20, 4226571), (30, 2817714), (31, 2726820), (36, 2348095), (45, 1878476), (60, 1408857), (62, 1363410), (90, 939238), (93, 908940), (124, 681705), (155, 545364), (180, 469619), (186, 454470), (279, 302980), (310, 272682), (372, 227235), (465, 181788), (558, 151490), (620, 136341), (930, 90894), (1116, 75745), (1395, 60596), (1860, 45447), (2790, 30298), (5580, 15149)]