280903890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{107}}^1\times {\mathrm{87509}}^1$

素因数の和:87626

約数の個数: 32

約数和(自身を含む): 680477760

約数和(自身を除く): 399573870

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 107, 214, 321, 535, 642, 1070, 1605, 3210, 87509, 175018, 262527, 437545, 525054, 875090, 1312635, 2625270, 9363463, 18726926, 28090389, 46817315, 56180778, 93634630, 140451945, 280903890]

約数ペア:

[(1, 280903890), (2, 140451945), (3, 93634630), (5, 56180778), (6, 46817315), (10, 28090389), (15, 18726926), (30, 9363463), (107, 2625270), (214, 1312635), (321, 875090), (535, 525054), (642, 437545), (1070, 262527), (1605, 175018), (3210, 87509)]