72015000

素因数分解:

$2^3\times 3^1\times 5^4\times {\mathrm{4801}}^1$

素因数の和:4830

約数の個数: 80

約数和(自身を含む): 225021720

約数和(自身を除く): 153006720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 25, 30, 40, 50, 60, 75, 100, 120, 125, 150, 200, 250, 300, 375, 500, 600, 625, 750, 1000, 1250, 1500, 1875, 2500, 3000, 3750, 4801, 5000, 7500, 9602, 14403, 15000, 19204, 24005, 28806, 38408, 48010, 57612, 72015, 96020, 115224, 120025, 144030, 192040, 240050, 288060, 360075, 480100, 576120, 600125, 720150, 960200, 1200250, 1440300, 1800375, 2400500, 2880600, 3000625, 3600750, 4801000, 6001250, 7201500, 9001875, 12002500, 14403000, 18003750, 24005000, 36007500, 72015000]

約数ペア:

[(1, 72015000), (2, 36007500), (3, 24005000), (4, 18003750), (5, 14403000), (6, 12002500), (8, 9001875), (10, 7201500), (12, 6001250), (15, 4801000), (20, 3600750), (24, 3000625), (25, 2880600), (30, 2400500), (40, 1800375), (50, 1440300), (60, 1200250), (75, 960200), (100, 720150), (120, 600125), (125, 576120), (150, 480100), (200, 360075), (250, 288060), (300, 240050), (375, 192040), (500, 144030), (600, 120025), (625, 115224), (750, 96020), (1000, 72015), (1250, 57612), (1500, 48010), (1875, 38408), (2500, 28806), (3000, 24005), (3750, 19204), (4801, 15000), (5000, 14403), (7500, 9602)]