68553660

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{163223}}^1$

素因数の和:163242

約数の個数: 48

約数和(自身を含む): 219373056

約数和(自身を除く): 150819396

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 163223, 326446, 489669, 652892, 816115, 979338, 1142561, 1632230, 1958676, 2285122, 2448345, 3264460, 3427683, 4570244, 4896690, 5712805, 6855366, 9793380, 11425610, 13710732, 17138415, 22851220, 34276830, 68553660]

約数ペア:

[(1, 68553660), (2, 34276830), (3, 22851220), (4, 17138415), (5, 13710732), (6, 11425610), (7, 9793380), (10, 6855366), (12, 5712805), (14, 4896690), (15, 4570244), (20, 3427683), (21, 3264460), (28, 2448345), (30, 2285122), (35, 1958676), (42, 1632230), (60, 1142561), (70, 979338), (84, 816115), (105, 652892), (140, 489669), (210, 326446), (420, 163223)]