146945820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{349871}}^1$

素因数の和:349890

約数の個数: 48

約数和(自身を含む): 470227968

約数和(自身を除く): 323282148

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, 349871, 699742, 1049613, 1399484, 1749355, 2099226, 2449097, 3498710, 4198452, 4898194, 5248065, 6997420, 7347291, 9796388, 10496130, 12245485, 14694582, 20992260, 24490970, 29389164, 36736455, 48981940, 73472910, 146945820]

約数ペア:

[(1, 146945820), (2, 73472910), (3, 48981940), (4, 36736455), (5, 29389164), (6, 24490970), (7, 20992260), (10, 14694582), (12, 12245485), (14, 10496130), (15, 9796388), (20, 7347291), (21, 6997420), (28, 5248065), (30, 4898194), (35, 4198452), (42, 3498710), (60, 2449097), (70, 2099226), (84, 1749355), (105, 1399484), (140, 1049613), (210, 699742), (420, 349871)]