31484160

素因数分解:

$2^8\times 3^3\times 5^1\times {\mathrm{911}}^1$

素因数の和:941

約数の個数: 144

約数和(自身を含む): 111847680

約数和(自身を除く): 80363520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 90, 96, 108, 120, 128, 135, 144, 160, 180, 192, 216, 240, 256, 270, 288, 320, 360, 384, 432, 480, 540, 576, 640, 720, 768, 864, 911, 960, 1080, 1152, 1280, 1440, 1728, 1822, 1920, 2160, 2304, 2733, 2880, 3456, 3644, 3840, 4320, 4555, 5466, 5760, 6912, 7288, 8199, 8640, 9110, 10932, 11520, 13665, 14576, 16398, 17280, 18220, 21864, 24597, 27330, 29152, 32796, 34560, 36440, 40995, 43728, 49194, 54660, 58304, 65592, 72880, 81990, 87456, 98388, 109320, 116608, 122985, 131184, 145760, 163980, 174912, 196776, 218640, 233216, 245970, 262368, 291520, 327960, 349824, 393552, 437280, 491940, 524736, 583040, 655920, 699648, 787104, 874560, 983880, 1049472, 1166080, 1311840, 1574208, 1749120, 1967760, 2098944, 2623680, 3148416, 3498240, 3935520, 5247360, 6296832, 7871040, 10494720, 15742080, 31484160]

約数ペア:

[(1, 31484160), (2, 15742080), (3, 10494720), (4, 7871040), (5, 6296832), (6, 5247360), (8, 3935520), (9, 3498240), (10, 3148416), (12, 2623680), (15, 2098944), (16, 1967760), (18, 1749120), (20, 1574208), (24, 1311840), (27, 1166080), (30, 1049472), (32, 983880), (36, 874560), (40, 787104), (45, 699648), (48, 655920), (54, 583040), (60, 524736), (64, 491940), (72, 437280), (80, 393552), (90, 349824), (96, 327960), (108, 291520), (120, 262368), (128, 245970), (135, 233216), (144, 218640), (160, 196776), (180, 174912), (192, 163980), (216, 145760), (240, 131184), (256, 122985), (270, 116608), (288, 109320), (320, 98388), (360, 87456), (384, 81990), (432, 72880), (480, 65592), (540, 58304), (576, 54660), (640, 49194), (720, 43728), (768, 40995), (864, 36440), (911, 34560), (960, 32796), (1080, 29152), (1152, 27330), (1280, 24597), (1440, 21864), (1728, 18220), (1822, 17280), (1920, 16398), (2160, 14576), (2304, 13665), (2733, 11520), (2880, 10932), (3456, 9110), (3644, 8640), (3840, 8199), (4320, 7288), (4555, 6912), (5466, 5760)]