235959780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{561809}}^1$

素因数の和:561828

約数の個数: 48

約数和(自身を含む): 755072640

約数和(自身を除く): 519112860

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, 561809, 1123618, 1685427, 2247236, 2809045, 3370854, 3932663, 5618090, 6741708, 7865326, 8427135, 11236180, 11797989, 15730652, 16854270, 19663315, 23595978, 33708540, 39326630, 47191956, 58989945, 78653260, 117979890, 235959780]

約数ペア:

[(1, 235959780), (2, 117979890), (3, 78653260), (4, 58989945), (5, 47191956), (6, 39326630), (7, 33708540), (10, 23595978), (12, 19663315), (14, 16854270), (15, 15730652), (20, 11797989), (21, 11236180), (28, 8427135), (30, 7865326), (35, 6741708), (42, 5618090), (60, 3932663), (70, 3370854), (84, 2809045), (105, 2247236), (140, 1685427), (210, 1123618), (420, 561809)]