315070540

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{22409}}^1$

素因数の和:22474

約数の個数: 48

約数和(自身を含む): 715327200

約数和(自身を除く): 400256660

約数列:

[1, 2, 4, 5, 10, 19, 20, 37, 38, 74, 76, 95, 148, 185, 190, 370, 380, 703, 740, 1406, 2812, 3515, 7030, 14060, 22409, 44818, 89636, 112045, 224090, 425771, 448180, 829133, 851542, 1658266, 1703084, 2128855, 3316532, 4145665, 4257710, 8291330, 8515420, 15753527, 16582660, 31507054, 63014108, 78767635, 157535270, 315070540]

約数ペア:

[(1, 315070540), (2, 157535270), (4, 78767635), (5, 63014108), (10, 31507054), (19, 16582660), (20, 15753527), (37, 8515420), (38, 8291330), (74, 4257710), (76, 4145665), (95, 3316532), (148, 2128855), (185, 1703084), (190, 1658266), (370, 851542), (380, 829133), (703, 448180), (740, 425771), (1406, 224090), (2812, 112045), (3515, 89636), (7030, 44818), (14060, 22409)]