256414560

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{619}}^1\times {\mathrm{863}}^1$

素因数の和:1500

約数の個数: 96

約数和(自身を含む): 809948160

約数和(自身を除く): 553533600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 619, 863, 1238, 1726, 1857, 2476, 2589, 3095, 3452, 3714, 4315, 4952, 5178, 6190, 6904, 7428, 8630, 9285, 9904, 10356, 12380, 12945, 13808, 14856, 17260, 18570, 19808, 20712, 24760, 25890, 27616, 29712, 34520, 37140, 41424, 49520, 51780, 59424, 69040, 74280, 82848, 99040, 103560, 138080, 148560, 207120, 297120, 414240, 534197, 1068394, 1602591, 2136788, 2670985, 3205182, 4273576, 5341970, 6410364, 8012955, 8547152, 10683940, 12820728, 16025910, 17094304, 21367880, 25641456, 32051820, 42735760, 51282912, 64103640, 85471520, 128207280, 256414560]

約数ペア:

[(1, 256414560), (2, 128207280), (3, 85471520), (4, 64103640), (5, 51282912), (6, 42735760), (8, 32051820), (10, 25641456), (12, 21367880), (15, 17094304), (16, 16025910), (20, 12820728), (24, 10683940), (30, 8547152), (32, 8012955), (40, 6410364), (48, 5341970), (60, 4273576), (80, 3205182), (96, 2670985), (120, 2136788), (160, 1602591), (240, 1068394), (480, 534197), (619, 414240), (863, 297120), (1238, 207120), (1726, 148560), (1857, 138080), (2476, 103560), (2589, 99040), (3095, 82848), (3452, 74280), (3714, 69040), (4315, 59424), (4952, 51780), (5178, 49520), (6190, 41424), (6904, 37140), (7428, 34520), (8630, 29712), (9285, 27616), (9904, 25890), (10356, 24760), (12380, 20712), (12945, 19808), (13808, 18570), (14856, 17260)]