172941840

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{240197}}^1$

素因数の和:240216

約数の個数: 60

約数和(自身を含む): 580798764

約数和(自身を除く): 407856924

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 240197, 480394, 720591, 960788, 1200985, 1441182, 1921576, 2161773, 2401970, 2882364, 3602955, 3843152, 4323546, 4803940, 5764728, 7205910, 8647092, 9607880, 10808865, 11529456, 14411820, 17294184, 19215760, 21617730, 28823640, 34588368, 43235460, 57647280, 86470920, 172941840]

約数ペア:

[(1, 172941840), (2, 86470920), (3, 57647280), (4, 43235460), (5, 34588368), (6, 28823640), (8, 21617730), (9, 19215760), (10, 17294184), (12, 14411820), (15, 11529456), (16, 10808865), (18, 9607880), (20, 8647092), (24, 7205910), (30, 5764728), (36, 4803940), (40, 4323546), (45, 3843152), (48, 3602955), (60, 2882364), (72, 2401970), (80, 2161773), (90, 1921576), (120, 1441182), (144, 1200985), (180, 960788), (240, 720591), (360, 480394), (720, 240197)]