40554720

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{28163}}^1$

素因数の和:28184

約数の個数: 72

約数和(自身を含む): 138397896

約数和(自身を除く): 97843176

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, 28163, 56326, 84489, 112652, 140815, 168978, 225304, 253467, 281630, 337956, 422445, 450608, 506934, 563260, 675912, 844890, 901216, 1013868, 1126520, 1267335, 1351824, 1689780, 2027736, 2253040, 2534670, 2703648, 3379560, 4055472, 4506080, 5069340, 6759120, 8110944, 10138680, 13518240, 20277360, 40554720]

約数ペア:

[(1, 40554720), (2, 20277360), (3, 13518240), (4, 10138680), (5, 8110944), (6, 6759120), (8, 5069340), (9, 4506080), (10, 4055472), (12, 3379560), (15, 2703648), (16, 2534670), (18, 2253040), (20, 2027736), (24, 1689780), (30, 1351824), (32, 1267335), (36, 1126520), (40, 1013868), (45, 901216), (48, 844890), (60, 675912), (72, 563260), (80, 506934), (90, 450608), (96, 422445), (120, 337956), (144, 281630), (160, 253467), (180, 225304), (240, 168978), (288, 140815), (360, 112652), (480, 84489), (720, 56326), (1440, 28163)]