31384320

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{743}}^1$

素因数の和:778

約数の個数: 144

約数和(自身を含む): 109492992

約数和(自身を除く): 78108672

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 32, 33, 40, 44, 48, 55, 60, 64, 66, 80, 88, 96, 110, 120, 128, 132, 160, 165, 176, 192, 220, 240, 256, 264, 320, 330, 352, 384, 440, 480, 528, 640, 660, 704, 743, 768, 880, 960, 1056, 1280, 1320, 1408, 1486, 1760, 1920, 2112, 2229, 2640, 2816, 2972, 3520, 3715, 3840, 4224, 4458, 5280, 5944, 7040, 7430, 8173, 8448, 8916, 10560, 11145, 11888, 14080, 14860, 16346, 17832, 21120, 22290, 23776, 24519, 29720, 32692, 35664, 40865, 42240, 44580, 47552, 49038, 59440, 65384, 71328, 81730, 89160, 95104, 98076, 118880, 122595, 130768, 142656, 163460, 178320, 190208, 196152, 237760, 245190, 261536, 285312, 326920, 356640, 392304, 475520, 490380, 523072, 570624, 653840, 713280, 784608, 951040, 980760, 1046144, 1307680, 1426560, 1569216, 1961520, 2092288, 2615360, 2853120, 3138432, 3923040, 5230720, 6276864, 7846080, 10461440, 15692160, 31384320]

約数ペア:

[(1, 31384320), (2, 15692160), (3, 10461440), (4, 7846080), (5, 6276864), (6, 5230720), (8, 3923040), (10, 3138432), (11, 2853120), (12, 2615360), (15, 2092288), (16, 1961520), (20, 1569216), (22, 1426560), (24, 1307680), (30, 1046144), (32, 980760), (33, 951040), (40, 784608), (44, 713280), (48, 653840), (55, 570624), (60, 523072), (64, 490380), (66, 475520), (80, 392304), (88, 356640), (96, 326920), (110, 285312), (120, 261536), (128, 245190), (132, 237760), (160, 196152), (165, 190208), (176, 178320), (192, 163460), (220, 142656), (240, 130768), (256, 122595), (264, 118880), (320, 98076), (330, 95104), (352, 89160), (384, 81730), (440, 71328), (480, 65384), (528, 59440), (640, 49038), (660, 47552), (704, 44580), (743, 42240), (768, 40865), (880, 35664), (960, 32692), (1056, 29720), (1280, 24519), (1320, 23776), (1408, 22290), (1486, 21120), (1760, 17832), (1920, 16346), (2112, 14860), (2229, 14080), (2640, 11888), (2816, 11145), (2972, 10560), (3520, 8916), (3715, 8448), (3840, 8173), (4224, 7430), (4458, 7040), (5280, 5944)]