69405420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{257}}^1\times {\mathrm{643}}^1$

素因数の和:919

約数の個数: 96

約数和(自身を含む): 223308288

約数和(自身を除く): 153902868

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, 257, 420, 514, 643, 771, 1028, 1285, 1286, 1542, 1799, 1929, 2570, 2572, 3084, 3215, 3598, 3855, 3858, 4501, 5140, 5397, 6430, 7196, 7710, 7716, 8995, 9002, 9645, 10794, 12860, 13503, 15420, 17990, 18004, 19290, 21588, 22505, 26985, 27006, 35980, 38580, 45010, 53970, 54012, 67515, 90020, 107940, 135030, 165251, 270060, 330502, 495753, 661004, 826255, 991506, 1156757, 1652510, 1983012, 2313514, 2478765, 3305020, 3470271, 4627028, 4957530, 5783785, 6940542, 9915060, 11567570, 13881084, 17351355, 23135140, 34702710, 69405420]

約数ペア:

[(1, 69405420), (2, 34702710), (3, 23135140), (4, 17351355), (5, 13881084), (6, 11567570), (7, 9915060), (10, 6940542), (12, 5783785), (14, 4957530), (15, 4627028), (20, 3470271), (21, 3305020), (28, 2478765), (30, 2313514), (35, 1983012), (42, 1652510), (60, 1156757), (70, 991506), (84, 826255), (105, 661004), (140, 495753), (210, 330502), (257, 270060), (420, 165251), (514, 135030), (643, 107940), (771, 90020), (1028, 67515), (1285, 54012), (1286, 53970), (1542, 45010), (1799, 38580), (1929, 35980), (2570, 27006), (2572, 26985), (3084, 22505), (3215, 21588), (3598, 19290), (3855, 18004), (3858, 17990), (4501, 15420), (5140, 13503), (5397, 12860), (6430, 10794), (7196, 9645), (7710, 9002), (7716, 8995)]