256977456

素因数分解:

$2^4\times 3^1\times {\mathrm{199}}^1\times {\mathrm{26903}}^1$

素因数の和:27113

約数の個数: 40

約数和(自身を含む): 667219200

約数和(自身を除く): 410241744

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 199, 398, 597, 796, 1194, 1592, 2388, 3184, 4776, 9552, 26903, 53806, 80709, 107612, 161418, 215224, 322836, 430448, 645672, 1291344, 5353697, 10707394, 16061091, 21414788, 32122182, 42829576, 64244364, 85659152, 128488728, 256977456]

約数ペア:

[(1, 256977456), (2, 128488728), (3, 85659152), (4, 64244364), (6, 42829576), (8, 32122182), (12, 21414788), (16, 16061091), (24, 10707394), (48, 5353697), (199, 1291344), (398, 645672), (597, 430448), (796, 322836), (1194, 215224), (1592, 161418), (2388, 107612), (3184, 80709), (4776, 53806), (9552, 26903)]