219230720

素因数分解:

$2^9\times 5^1\times {\mathrm{29}}^1\times {\mathrm{2953}}^1$

素因数の和:3005

約数の個数: 80

約数和(自身を含む): 543949560

約数和(自身を除く): 324718840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 58, 64, 80, 116, 128, 145, 160, 232, 256, 290, 320, 464, 512, 580, 640, 928, 1160, 1280, 1856, 2320, 2560, 2953, 3712, 4640, 5906, 7424, 9280, 11812, 14765, 14848, 18560, 23624, 29530, 37120, 47248, 59060, 74240, 85637, 94496, 118120, 171274, 188992, 236240, 342548, 377984, 428185, 472480, 685096, 755968, 856370, 944960, 1370192, 1511936, 1712740, 1889920, 2740384, 3425480, 3779840, 5480768, 6850960, 7559680, 10961536, 13701920, 21923072, 27403840, 43846144, 54807680, 109615360, 219230720]

約数ペア:

[(1, 219230720), (2, 109615360), (4, 54807680), (5, 43846144), (8, 27403840), (10, 21923072), (16, 13701920), (20, 10961536), (29, 7559680), (32, 6850960), (40, 5480768), (58, 3779840), (64, 3425480), (80, 2740384), (116, 1889920), (128, 1712740), (145, 1511936), (160, 1370192), (232, 944960), (256, 856370), (290, 755968), (320, 685096), (464, 472480), (512, 428185), (580, 377984), (640, 342548), (928, 236240), (1160, 188992), (1280, 171274), (1856, 118120), (2320, 94496), (2560, 85637), (2953, 74240), (3712, 59060), (4640, 47248), (5906, 37120), (7424, 29530), (9280, 23624), (11812, 18560), (14765, 14848)]