247275360

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{171719}}^1$

素因数の和:171740

約数の個数: 72

約数和(自身を含む): 843832080

約数和(自身を除く): 596556720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 171719, 343438, 515157, 686876, 858595, 1030314, 1373752, 1545471, 1717190, 2060628, 2575785, 2747504, 3090942, 3434380, 4121256, 5151570, 5495008, 6181884, 6868760, 7727355, 8242512, 10303140, 12363768, 13737520, 15454710, 16485024, 20606280, 24727536, 27475040, 30909420, 41212560, 49455072, 61818840, 82425120, 123637680, 247275360]

約数ペア:

[(1, 247275360), (2, 123637680), (3, 82425120), (4, 61818840), (5, 49455072), (6, 41212560), (8, 30909420), (9, 27475040), (10, 24727536), (12, 20606280), (15, 16485024), (16, 15454710), (18, 13737520), (20, 12363768), (24, 10303140), (30, 8242512), (32, 7727355), (36, 6868760), (40, 6181884), (45, 5495008), (48, 5151570), (60, 4121256), (72, 3434380), (80, 3090942), (90, 2747504), (96, 2575785), (120, 2060628), (144, 1717190), (160, 1545471), (180, 1373752), (240, 1030314), (288, 858595), (360, 686876), (480, 515157), (720, 343438), (1440, 171719)]