321694060

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{10631}}^1$

素因数の和:10746

約数の個数: 48

約数和(自身を含む): 723401280

約数和(自身を除く): 401707220

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 89, 170, 178, 340, 356, 445, 890, 1513, 1780, 3026, 6052, 7565, 10631, 15130, 21262, 30260, 42524, 53155, 106310, 180727, 212620, 361454, 722908, 903635, 946159, 1807270, 1892318, 3614540, 3784636, 4730795, 9461590, 16084703, 18923180, 32169406, 64338812, 80423515, 160847030, 321694060]

約数ペア:

[(1, 321694060), (2, 160847030), (4, 80423515), (5, 64338812), (10, 32169406), (17, 18923180), (20, 16084703), (34, 9461590), (68, 4730795), (85, 3784636), (89, 3614540), (170, 1892318), (178, 1807270), (340, 946159), (356, 903635), (445, 722908), (890, 361454), (1513, 212620), (1780, 180727), (3026, 106310), (6052, 53155), (7565, 42524), (10631, 30260), (15130, 21262)]