30315420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{9907}}^1$

素因数の和:9939

約数の個数: 72

約数和(自身を含む): 97375824

約数和(自身を除く): 67060404

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 68, 85, 90, 102, 153, 170, 180, 204, 255, 306, 340, 510, 612, 765, 1020, 1530, 3060, 9907, 19814, 29721, 39628, 49535, 59442, 89163, 99070, 118884, 148605, 168419, 178326, 198140, 297210, 336838, 356652, 445815, 505257, 594420, 673676, 842095, 891630, 1010514, 1515771, 1684190, 1783260, 2021028, 2526285, 3031542, 3368380, 5052570, 6063084, 7578855, 10105140, 15157710, 30315420]

約数ペア:

[(1, 30315420), (2, 15157710), (3, 10105140), (4, 7578855), (5, 6063084), (6, 5052570), (9, 3368380), (10, 3031542), (12, 2526285), (15, 2021028), (17, 1783260), (18, 1684190), (20, 1515771), (30, 1010514), (34, 891630), (36, 842095), (45, 673676), (51, 594420), (60, 505257), (68, 445815), (85, 356652), (90, 336838), (102, 297210), (153, 198140), (170, 178326), (180, 168419), (204, 148605), (255, 118884), (306, 99070), (340, 89163), (510, 59442), (612, 49535), (765, 39628), (1020, 29721), (1530, 19814), (3060, 9907)]