19201440

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{367}}^1$

素因数の和:494

約数の個数: 96

約数和(自身を含む): 61205760

約数和(自身を除く): 42004320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 109, 120, 160, 218, 240, 327, 367, 436, 480, 545, 654, 734, 872, 1090, 1101, 1308, 1468, 1635, 1744, 1835, 2180, 2202, 2616, 2936, 3270, 3488, 3670, 4360, 4404, 5232, 5505, 5872, 6540, 7340, 8720, 8808, 10464, 11010, 11744, 13080, 14680, 17440, 17616, 22020, 26160, 29360, 35232, 40003, 44040, 52320, 58720, 80006, 88080, 120009, 160012, 176160, 200015, 240018, 320024, 400030, 480036, 600045, 640048, 800060, 960072, 1200090, 1280096, 1600120, 1920144, 2400180, 3200240, 3840288, 4800360, 6400480, 9600720, 19201440]

約数ペア:

[(1, 19201440), (2, 9600720), (3, 6400480), (4, 4800360), (5, 3840288), (6, 3200240), (8, 2400180), (10, 1920144), (12, 1600120), (15, 1280096), (16, 1200090), (20, 960072), (24, 800060), (30, 640048), (32, 600045), (40, 480036), (48, 400030), (60, 320024), (80, 240018), (96, 200015), (109, 176160), (120, 160012), (160, 120009), (218, 88080), (240, 80006), (327, 58720), (367, 52320), (436, 44040), (480, 40003), (545, 35232), (654, 29360), (734, 26160), (872, 22020), (1090, 17616), (1101, 17440), (1308, 14680), (1468, 13080), (1635, 11744), (1744, 11010), (1835, 10464), (2180, 8808), (2202, 8720), (2616, 7340), (2936, 6540), (3270, 5872), (3488, 5505), (3670, 5232), (4360, 4404)]