205486560

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{142699}}^1$

素因数の和:142720

約数の個数: 72

約数和(自身を含む): 701227800

約数和(自身を除く): 495741240

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, 142699, 285398, 428097, 570796, 713495, 856194, 1141592, 1284291, 1426990, 1712388, 2140485, 2283184, 2568582, 2853980, 3424776, 4280970, 4566368, 5137164, 5707960, 6421455, 6849552, 8561940, 10274328, 11415920, 12842910, 13699104, 17123880, 20548656, 22831840, 25685820, 34247760, 41097312, 51371640, 68495520, 102743280, 205486560]

約数ペア:

[(1, 205486560), (2, 102743280), (3, 68495520), (4, 51371640), (5, 41097312), (6, 34247760), (8, 25685820), (9, 22831840), (10, 20548656), (12, 17123880), (15, 13699104), (16, 12842910), (18, 11415920), (20, 10274328), (24, 8561940), (30, 6849552), (32, 6421455), (36, 5707960), (40, 5137164), (45, 4566368), (48, 4280970), (60, 3424776), (72, 2853980), (80, 2568582), (90, 2283184), (96, 2140485), (120, 1712388), (144, 1426990), (160, 1284291), (180, 1141592), (240, 856194), (288, 713495), (360, 570796), (480, 428097), (720, 285398), (1440, 142699)]