218140380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{317}}^1\times {\mathrm{3823}}^1$

素因数の和:4155

約数の個数: 72

約数和(自身を含む): 663953472

約数和(自身を除く): 445813092

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 317, 634, 951, 1268, 1585, 1902, 2853, 3170, 3804, 3823, 4755, 5706, 6340, 7646, 9510, 11412, 11469, 14265, 15292, 19020, 19115, 22938, 28530, 34407, 38230, 45876, 57060, 57345, 68814, 76460, 114690, 137628, 172035, 229380, 344070, 688140, 1211891, 2423782, 3635673, 4847564, 6059455, 7271346, 10907019, 12118910, 14542692, 18178365, 21814038, 24237820, 36356730, 43628076, 54535095, 72713460, 109070190, 218140380]

約数ペア:

[(1, 218140380), (2, 109070190), (3, 72713460), (4, 54535095), (5, 43628076), (6, 36356730), (9, 24237820), (10, 21814038), (12, 18178365), (15, 14542692), (18, 12118910), (20, 10907019), (30, 7271346), (36, 6059455), (45, 4847564), (60, 3635673), (90, 2423782), (180, 1211891), (317, 688140), (634, 344070), (951, 229380), (1268, 172035), (1585, 137628), (1902, 114690), (2853, 76460), (3170, 68814), (3804, 57345), (3823, 57060), (4755, 45876), (5706, 38230), (6340, 34407), (7646, 28530), (9510, 22938), (11412, 19115), (11469, 19020), (14265, 15292)]