405839040

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{422749}}^1$

素因数の和:422769

約数の個数: 56

約数和(自身を含む): 1288542000

約数和(自身を除く): 882702960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 160, 192, 240, 320, 480, 960, 422749, 845498, 1268247, 1690996, 2113745, 2536494, 3381992, 4227490, 5072988, 6341235, 6763984, 8454980, 10145976, 12682470, 13527968, 16909960, 20291952, 25364940, 27055936, 33819920, 40583904, 50729880, 67639840, 81167808, 101459760, 135279680, 202919520, 405839040]

約数ペア:

[(1, 405839040), (2, 202919520), (3, 135279680), (4, 101459760), (5, 81167808), (6, 67639840), (8, 50729880), (10, 40583904), (12, 33819920), (15, 27055936), (16, 25364940), (20, 20291952), (24, 16909960), (30, 13527968), (32, 12682470), (40, 10145976), (48, 8454980), (60, 6763984), (64, 6341235), (80, 5072988), (96, 4227490), (120, 3381992), (160, 2536494), (192, 2113745), (240, 1690996), (320, 1268247), (480, 845498), (960, 422749)]