278880960

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{9371}}^1$

素因数の和:9422

約数の個数: 112

約数和(自身を含む): 914107392

約数和(自身を除く): 635226432

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 60, 62, 64, 80, 93, 96, 120, 124, 155, 160, 186, 192, 240, 248, 310, 320, 372, 465, 480, 496, 620, 744, 930, 960, 992, 1240, 1488, 1860, 1984, 2480, 2976, 3720, 4960, 5952, 7440, 9371, 9920, 14880, 18742, 28113, 29760, 37484, 46855, 56226, 74968, 93710, 112452, 140565, 149936, 187420, 224904, 281130, 290501, 299872, 374840, 449808, 562260, 581002, 599744, 749680, 871503, 899616, 1124520, 1162004, 1452505, 1499360, 1743006, 1799232, 2249040, 2324008, 2905010, 2998720, 3486012, 4357515, 4498080, 4648016, 5810020, 6972024, 8715030, 8996160, 9296032, 11620040, 13944048, 17430060, 18592064, 23240080, 27888096, 34860120, 46480160, 55776192, 69720240, 92960320, 139440480, 278880960]

約数ペア:

[(1, 278880960), (2, 139440480), (3, 92960320), (4, 69720240), (5, 55776192), (6, 46480160), (8, 34860120), (10, 27888096), (12, 23240080), (15, 18592064), (16, 17430060), (20, 13944048), (24, 11620040), (30, 9296032), (31, 8996160), (32, 8715030), (40, 6972024), (48, 5810020), (60, 4648016), (62, 4498080), (64, 4357515), (80, 3486012), (93, 2998720), (96, 2905010), (120, 2324008), (124, 2249040), (155, 1799232), (160, 1743006), (186, 1499360), (192, 1452505), (240, 1162004), (248, 1124520), (310, 899616), (320, 871503), (372, 749680), (465, 599744), (480, 581002), (496, 562260), (620, 449808), (744, 374840), (930, 299872), (960, 290501), (992, 281130), (1240, 224904), (1488, 187420), (1860, 149936), (1984, 140565), (2480, 112452), (2976, 93710), (3720, 74968), (4960, 56226), (5952, 46855), (7440, 37484), (9371, 29760), (9920, 28113), (14880, 18742)]