78238260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{4481}}^1$

素因数の和:4593

約数の個数: 72

約数和(自身を含む): 239822856

約数和(自身を除く): 161584596

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 97, 180, 194, 291, 388, 485, 582, 873, 970, 1164, 1455, 1746, 1940, 2910, 3492, 4365, 4481, 5820, 8730, 8962, 13443, 17460, 17924, 22405, 26886, 40329, 44810, 53772, 67215, 80658, 89620, 134430, 161316, 201645, 268860, 403290, 434657, 806580, 869314, 1303971, 1738628, 2173285, 2607942, 3911913, 4346570, 5215884, 6519855, 7823826, 8693140, 13039710, 15647652, 19559565, 26079420, 39119130, 78238260]

約数ペア:

[(1, 78238260), (2, 39119130), (3, 26079420), (4, 19559565), (5, 15647652), (6, 13039710), (9, 8693140), (10, 7823826), (12, 6519855), (15, 5215884), (18, 4346570), (20, 3911913), (30, 2607942), (36, 2173285), (45, 1738628), (60, 1303971), (90, 869314), (97, 806580), (180, 434657), (194, 403290), (291, 268860), (388, 201645), (485, 161316), (582, 134430), (873, 89620), (970, 80658), (1164, 67215), (1455, 53772), (1746, 44810), (1940, 40329), (2910, 26886), (3492, 22405), (4365, 17924), (4481, 17460), (5820, 13443), (8730, 8962)]