81416370

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{229}}^1\times {\mathrm{1693}}^1$

素因数の和:1939

約数の個数: 64

約数和(自身を含む): 224421120

約数和(自身を除く): 143004750

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 229, 458, 687, 1145, 1374, 1603, 1693, 2290, 3206, 3386, 3435, 4809, 5079, 6870, 8015, 8465, 9618, 10158, 11851, 16030, 16930, 23702, 24045, 25395, 35553, 48090, 50790, 59255, 71106, 118510, 177765, 355530, 387697, 775394, 1163091, 1938485, 2326182, 2713879, 3876970, 5427758, 5815455, 8141637, 11630910, 13569395, 16283274, 27138790, 40708185, 81416370]

約数ペア:

[(1, 81416370), (2, 40708185), (3, 27138790), (5, 16283274), (6, 13569395), (7, 11630910), (10, 8141637), (14, 5815455), (15, 5427758), (21, 3876970), (30, 2713879), (35, 2326182), (42, 1938485), (70, 1163091), (105, 775394), (210, 387697), (229, 355530), (458, 177765), (687, 118510), (1145, 71106), (1374, 59255), (1603, 50790), (1693, 48090), (2290, 35553), (3206, 25395), (3386, 24045), (3435, 23702), (4809, 16930), (5079, 16030), (6870, 11851), (8015, 10158), (8465, 9618)]