7816140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{173}}^1\times {\mathrm{251}}^1$

素因数の和:439

約数の個数: 72

約数和(自身を含む): 23941008

約数和(自身を除く): 16124868

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 173, 180, 251, 346, 502, 519, 692, 753, 865, 1004, 1038, 1255, 1506, 1557, 1730, 2076, 2259, 2510, 2595, 3012, 3114, 3460, 3765, 4518, 5020, 5190, 6228, 7530, 7785, 9036, 10380, 11295, 15060, 15570, 22590, 31140, 43423, 45180, 86846, 130269, 173692, 217115, 260538, 390807, 434230, 521076, 651345, 781614, 868460, 1302690, 1563228, 1954035, 2605380, 3908070, 7816140]

約数ペア:

[(1, 7816140), (2, 3908070), (3, 2605380), (4, 1954035), (5, 1563228), (6, 1302690), (9, 868460), (10, 781614), (12, 651345), (15, 521076), (18, 434230), (20, 390807), (30, 260538), (36, 217115), (45, 173692), (60, 130269), (90, 86846), (173, 45180), (180, 43423), (251, 31140), (346, 22590), (502, 15570), (519, 15060), (692, 11295), (753, 10380), (865, 9036), (1004, 7785), (1038, 7530), (1255, 6228), (1506, 5190), (1557, 5020), (1730, 4518), (2076, 3765), (2259, 3460), (2510, 3114), (2595, 3012)]