1989420480

素因数分解:

$2^6\times 3^3\times 5^1\times {\mathrm{230257}}^1$

素因数の和:230283

約数の個数: 112

約数和(自身を含む): 7018263840

約数和(自身を除く): 5028843360

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, 135, 144, 160, 180, 192, 216, 240, 270, 288, 320, 360, 432, 480, 540, 576, 720, 864, 960, 1080, 1440, 1728, 2160, 2880, 4320, 8640, 230257, 460514, 690771, 921028, 1151285, 1381542, 1842056, 2072313, 2302570, 2763084, 3453855, 3684112, 4144626, 4605140, 5526168, 6216939, 6907710, 7368224, 8289252, 9210280, 10361565, 11052336, 12433878, 13815420, 14736448, 16578504, 18420560, 20723130, 22104672, 24867756, 27630840, 31084695, 33157008, 36841120, 41446260, 44209344, 49735512, 55261680, 62169390, 66314016, 73682240, 82892520, 99471024, 110523360, 124338780, 132628032, 165785040, 198942048, 221046720, 248677560, 331570080, 397884096, 497355120, 663140160, 994710240, 1989420480]

約数ペア:

[(1, 1989420480), (2, 994710240), (3, 663140160), (4, 497355120), (5, 397884096), (6, 331570080), (8, 248677560), (9, 221046720), (10, 198942048), (12, 165785040), (15, 132628032), (16, 124338780), (18, 110523360), (20, 99471024), (24, 82892520), (27, 73682240), (30, 66314016), (32, 62169390), (36, 55261680), (40, 49735512), (45, 44209344), (48, 41446260), (54, 36841120), (60, 33157008), (64, 31084695), (72, 27630840), (80, 24867756), (90, 22104672), (96, 20723130), (108, 18420560), (120, 16578504), (135, 14736448), (144, 13815420), (160, 12433878), (180, 11052336), (192, 10361565), (216, 9210280), (240, 8289252), (270, 7368224), (288, 6907710), (320, 6216939), (360, 5526168), (432, 4605140), (480, 4144626), (540, 3684112), (576, 3453855), (720, 2763084), (864, 2302570), (960, 2072313), (1080, 1842056), (1440, 1381542), (1728, 1151285), (2160, 921028), (2880, 690771), (4320, 460514), (8640, 230257)]