221621760

素因数分解:

$2^9\times 3^2\times 5^1\times {\mathrm{9619}}^1$

素因数の和:9648

約数の個数: 120

約数和(自身を含む): 767618280

約数和(自身を除く): 545996520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 240, 256, 288, 320, 360, 384, 480, 512, 576, 640, 720, 768, 960, 1152, 1280, 1440, 1536, 1920, 2304, 2560, 2880, 3840, 4608, 5760, 7680, 9619, 11520, 19238, 23040, 28857, 38476, 48095, 57714, 76952, 86571, 96190, 115428, 144285, 153904, 173142, 192380, 230856, 288570, 307808, 346284, 384760, 432855, 461712, 577140, 615616, 692568, 769520, 865710, 923424, 1154280, 1231232, 1385136, 1539040, 1731420, 1846848, 2308560, 2462464, 2770272, 3078080, 3462840, 3693696, 4617120, 4924928, 5540544, 6156160, 6925680, 7387392, 9234240, 11081088, 12312320, 13851360, 14774784, 18468480, 22162176, 24624640, 27702720, 36936960, 44324352, 55405440, 73873920, 110810880, 221621760]

約数ペア:

[(1, 221621760), (2, 110810880), (3, 73873920), (4, 55405440), (5, 44324352), (6, 36936960), (8, 27702720), (9, 24624640), (10, 22162176), (12, 18468480), (15, 14774784), (16, 13851360), (18, 12312320), (20, 11081088), (24, 9234240), (30, 7387392), (32, 6925680), (36, 6156160), (40, 5540544), (45, 4924928), (48, 4617120), (60, 3693696), (64, 3462840), (72, 3078080), (80, 2770272), (90, 2462464), (96, 2308560), (120, 1846848), (128, 1731420), (144, 1539040), (160, 1385136), (180, 1231232), (192, 1154280), (240, 923424), (256, 865710), (288, 769520), (320, 692568), (360, 615616), (384, 577140), (480, 461712), (512, 432855), (576, 384760), (640, 346284), (720, 307808), (768, 288570), (960, 230856), (1152, 192380), (1280, 173142), (1440, 153904), (1536, 144285), (1920, 115428), (2304, 96190), (2560, 86571), (2880, 76952), (3840, 57714), (4608, 48095), (5760, 38476), (7680, 28857), (9619, 23040), (11520, 19238)]