256127160

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{311}}^1\times {\mathrm{6863}}^1$

素因数の和:7188

約数の個数: 64

約数和(自身を含む): 770964480

約数和(自身を除く): 514837320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 311, 622, 933, 1244, 1555, 1866, 2488, 3110, 3732, 4665, 6220, 6863, 7464, 9330, 12440, 13726, 18660, 20589, 27452, 34315, 37320, 41178, 54904, 68630, 82356, 102945, 137260, 164712, 205890, 274520, 411780, 823560, 2134393, 4268786, 6403179, 8537572, 10671965, 12806358, 17075144, 21343930, 25612716, 32015895, 42687860, 51225432, 64031790, 85375720, 128063580, 256127160]

約数ペア:

[(1, 256127160), (2, 128063580), (3, 85375720), (4, 64031790), (5, 51225432), (6, 42687860), (8, 32015895), (10, 25612716), (12, 21343930), (15, 17075144), (20, 12806358), (24, 10671965), (30, 8537572), (40, 6403179), (60, 4268786), (120, 2134393), (311, 823560), (622, 411780), (933, 274520), (1244, 205890), (1555, 164712), (1866, 137260), (2488, 102945), (3110, 82356), (3732, 68630), (4665, 54904), (6220, 41178), (6863, 37320), (7464, 34315), (9330, 27452), (12440, 20589), (13726, 18660)]