66678420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{65371}}^1$

素因数の和:65400

約数の個数: 48

約数和(自身を含む): 197684928

約数和(自身を除く): 131006508

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 1020, 65371, 130742, 196113, 261484, 326855, 392226, 653710, 784452, 980565, 1111307, 1307420, 1961130, 2222614, 3333921, 3922260, 4445228, 5556535, 6667842, 11113070, 13335684, 16669605, 22226140, 33339210, 66678420]

約数ペア:

[(1, 66678420), (2, 33339210), (3, 22226140), (4, 16669605), (5, 13335684), (6, 11113070), (10, 6667842), (12, 5556535), (15, 4445228), (17, 3922260), (20, 3333921), (30, 2222614), (34, 1961130), (51, 1307420), (60, 1111307), (68, 980565), (85, 784452), (102, 653710), (170, 392226), (204, 326855), (255, 261484), (340, 196113), (510, 130742), (1020, 65371)]