40497120

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{28123}}^1$

素因数の和:28144

約数の個数: 72

約数和(自身を含む): 138201336

約数和(自身を除く): 97704216

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, 28123, 56246, 84369, 112492, 140615, 168738, 224984, 253107, 281230, 337476, 421845, 449968, 506214, 562460, 674952, 843690, 899936, 1012428, 1124920, 1265535, 1349904, 1687380, 2024856, 2249840, 2531070, 2699808, 3374760, 4049712, 4499680, 5062140, 6749520, 8099424, 10124280, 13499040, 20248560, 40497120]

約数ペア:

[(1, 40497120), (2, 20248560), (3, 13499040), (4, 10124280), (5, 8099424), (6, 6749520), (8, 5062140), (9, 4499680), (10, 4049712), (12, 3374760), (15, 2699808), (16, 2531070), (18, 2249840), (20, 2024856), (24, 1687380), (30, 1349904), (32, 1265535), (36, 1124920), (40, 1012428), (45, 899936), (48, 843690), (60, 674952), (72, 562460), (80, 506214), (90, 449968), (96, 421845), (120, 337476), (144, 281230), (160, 253107), (180, 224984), (240, 168738), (288, 140615), (360, 112492), (480, 84369), (720, 56246), (1440, 28123)]