271639360

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{197}}^1$

素因数の和:384

約数の個数: 112

約数和(自身を含む): 675924480

約数和(自身を除く): 404285120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 139, 155, 160, 197, 248, 278, 310, 320, 394, 496, 556, 620, 695, 788, 985, 992, 1112, 1240, 1390, 1576, 1970, 1984, 2224, 2480, 2780, 3152, 3940, 4309, 4448, 4960, 5560, 6107, 6304, 7880, 8618, 8896, 9920, 11120, 12214, 12608, 15760, 17236, 21545, 22240, 24428, 27383, 30535, 31520, 34472, 43090, 44480, 48856, 54766, 61070, 63040, 68944, 86180, 97712, 109532, 122140, 136915, 137888, 172360, 195424, 219064, 244280, 273830, 275776, 344720, 390848, 438128, 488560, 547660, 689440, 848873, 876256, 977120, 1095320, 1378880, 1697746, 1752512, 1954240, 2190640, 3395492, 4244365, 4381280, 6790984, 8488730, 8762560, 13581968, 16977460, 27163936, 33954920, 54327872, 67909840, 135819680, 271639360]

約数ペア:

[(1, 271639360), (2, 135819680), (4, 67909840), (5, 54327872), (8, 33954920), (10, 27163936), (16, 16977460), (20, 13581968), (31, 8762560), (32, 8488730), (40, 6790984), (62, 4381280), (64, 4244365), (80, 3395492), (124, 2190640), (139, 1954240), (155, 1752512), (160, 1697746), (197, 1378880), (248, 1095320), (278, 977120), (310, 876256), (320, 848873), (394, 689440), (496, 547660), (556, 488560), (620, 438128), (695, 390848), (788, 344720), (985, 275776), (992, 273830), (1112, 244280), (1240, 219064), (1390, 195424), (1576, 172360), (1970, 137888), (1984, 136915), (2224, 122140), (2480, 109532), (2780, 97712), (3152, 86180), (3940, 68944), (4309, 63040), (4448, 61070), (4960, 54766), (5560, 48856), (6107, 44480), (6304, 43090), (7880, 34472), (8618, 31520), (8896, 30535), (9920, 27383), (11120, 24428), (12214, 22240), (12608, 21545), (15760, 17236)]