272085760

素因数分解:

$2^8\times 5^1\times {\mathrm{31}}^1\times {\mathrm{6857}}^1$

素因数の和:6909

約数の個数: 72

約数和(自身を含む): 672852096

約数和(自身を除く): 400766336

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 256, 310, 320, 496, 620, 640, 992, 1240, 1280, 1984, 2480, 3968, 4960, 6857, 7936, 9920, 13714, 19840, 27428, 34285, 39680, 54856, 68570, 109712, 137140, 212567, 219424, 274280, 425134, 438848, 548560, 850268, 877696, 1062835, 1097120, 1700536, 1755392, 2125670, 2194240, 3401072, 4251340, 4388480, 6802144, 8502680, 8776960, 13604288, 17005360, 27208576, 34010720, 54417152, 68021440, 136042880, 272085760]

約数ペア:

[(1, 272085760), (2, 136042880), (4, 68021440), (5, 54417152), (8, 34010720), (10, 27208576), (16, 17005360), (20, 13604288), (31, 8776960), (32, 8502680), (40, 6802144), (62, 4388480), (64, 4251340), (80, 3401072), (124, 2194240), (128, 2125670), (155, 1755392), (160, 1700536), (248, 1097120), (256, 1062835), (310, 877696), (320, 850268), (496, 548560), (620, 438848), (640, 425134), (992, 274280), (1240, 219424), (1280, 212567), (1984, 137140), (2480, 109712), (3968, 68570), (4960, 54856), (6857, 39680), (7936, 34285), (9920, 27428), (13714, 19840)]