660334860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{271}}^1\times {\mathrm{13537}}^1$

素因数の和:13823

約数の個数: 72

約数和(自身を含む): 2010555456

約数和(自身を除く): 1350220596

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 271, 542, 813, 1084, 1355, 1626, 2439, 2710, 3252, 4065, 4878, 5420, 8130, 9756, 12195, 13537, 16260, 24390, 27074, 40611, 48780, 54148, 67685, 81222, 121833, 135370, 162444, 203055, 243666, 270740, 406110, 487332, 609165, 812220, 1218330, 2436660, 3668527, 7337054, 11005581, 14674108, 18342635, 22011162, 33016743, 36685270, 44022324, 55027905, 66033486, 73370540, 110055810, 132066972, 165083715, 220111620, 330167430, 660334860]

約数ペア:

[(1, 660334860), (2, 330167430), (3, 220111620), (4, 165083715), (5, 132066972), (6, 110055810), (9, 73370540), (10, 66033486), (12, 55027905), (15, 44022324), (18, 36685270), (20, 33016743), (30, 22011162), (36, 18342635), (45, 14674108), (60, 11005581), (90, 7337054), (180, 3668527), (271, 2436660), (542, 1218330), (813, 812220), (1084, 609165), (1355, 487332), (1626, 406110), (2439, 270740), (2710, 243666), (3252, 203055), (4065, 162444), (4878, 135370), (5420, 121833), (8130, 81222), (9756, 67685), (12195, 54148), (13537, 48780), (16260, 40611), (24390, 27074)]