159453440

素因数分解:

$2^8\times 5^1\times {\mathrm{347}}^1\times {\mathrm{359}}^1$

素因数の和:727

約数の個数: 72

約数和(自身を含む): 384108480

約数和(自身を除く): 224655040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 347, 359, 640, 694, 718, 1280, 1388, 1436, 1735, 1795, 2776, 2872, 3470, 3590, 5552, 5744, 6940, 7180, 11104, 11488, 13880, 14360, 22208, 22976, 27760, 28720, 44416, 45952, 55520, 57440, 88832, 91904, 111040, 114880, 124573, 222080, 229760, 249146, 444160, 459520, 498292, 622865, 996584, 1245730, 1993168, 2491460, 3986336, 4982920, 7972672, 9965840, 15945344, 19931680, 31890688, 39863360, 79726720, 159453440]

約数ペア:

[(1, 159453440), (2, 79726720), (4, 39863360), (5, 31890688), (8, 19931680), (10, 15945344), (16, 9965840), (20, 7972672), (32, 4982920), (40, 3986336), (64, 2491460), (80, 1993168), (128, 1245730), (160, 996584), (256, 622865), (320, 498292), (347, 459520), (359, 444160), (640, 249146), (694, 229760), (718, 222080), (1280, 124573), (1388, 114880), (1436, 111040), (1735, 91904), (1795, 88832), (2776, 57440), (2872, 55520), (3470, 45952), (3590, 44416), (5552, 28720), (5744, 27760), (6940, 22976), (7180, 22208), (11104, 14360), (11488, 13880)]