315343920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{8369}}^1$

素因数の和:8542

約数の個数: 80

約数和(自身を含む): 983910240

約数和(自身を除く): 668566320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 157, 240, 314, 471, 628, 785, 942, 1256, 1570, 1884, 2355, 2512, 3140, 3768, 4710, 6280, 7536, 8369, 9420, 12560, 16738, 18840, 25107, 33476, 37680, 41845, 50214, 66952, 83690, 100428, 125535, 133904, 167380, 200856, 251070, 334760, 401712, 502140, 669520, 1004280, 1313933, 2008560, 2627866, 3941799, 5255732, 6569665, 7883598, 10511464, 13139330, 15767196, 19708995, 21022928, 26278660, 31534392, 39417990, 52557320, 63068784, 78835980, 105114640, 157671960, 315343920]

約数ペア:

[(1, 315343920), (2, 157671960), (3, 105114640), (4, 78835980), (5, 63068784), (6, 52557320), (8, 39417990), (10, 31534392), (12, 26278660), (15, 21022928), (16, 19708995), (20, 15767196), (24, 13139330), (30, 10511464), (40, 7883598), (48, 6569665), (60, 5255732), (80, 3941799), (120, 2627866), (157, 2008560), (240, 1313933), (314, 1004280), (471, 669520), (628, 502140), (785, 401712), (942, 334760), (1256, 251070), (1570, 200856), (1884, 167380), (2355, 133904), (2512, 125535), (3140, 100428), (3768, 83690), (4710, 66952), (6280, 50214), (7536, 41845), (8369, 37680), (9420, 33476), (12560, 25107), (16738, 18840)]