316206720

素因数分解:

$2^7\times 3^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{631}}^1$

素因数の和:688

約数の個数: 256

約数和(自身を含む): 1160352000

約数和(自身を除く): 844145280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 29, 30, 32, 36, 40, 45, 48, 54, 58, 60, 64, 72, 80, 87, 90, 96, 108, 116, 120, 128, 135, 144, 145, 160, 174, 180, 192, 216, 232, 240, 261, 270, 288, 290, 320, 348, 360, 384, 432, 435, 464, 480, 522, 540, 576, 580, 631, 640, 696, 720, 783, 864, 870, 928, 960, 1044, 1080, 1152, 1160, 1262, 1305, 1392, 1440, 1566, 1728, 1740, 1856, 1893, 1920, 2088, 2160, 2320, 2524, 2610, 2784, 2880, 3132, 3155, 3456, 3480, 3712, 3786, 3915, 4176, 4320, 4640, 5048, 5220, 5568, 5679, 5760, 6264, 6310, 6960, 7572, 7830, 8352, 8640, 9280, 9465, 10096, 10440, 11136, 11358, 12528, 12620, 13920, 15144, 15660, 16704, 17037, 17280, 18299, 18560, 18930, 20192, 20880, 22716, 25056, 25240, 27840, 28395, 30288, 31320, 33408, 34074, 36598, 37860, 40384, 41760, 45432, 50112, 50480, 54897, 55680, 56790, 60576, 62640, 68148, 73196, 75720, 80768, 83520, 85185, 90864, 91495, 100224, 100960, 109794, 113580, 121152, 125280, 136296, 146392, 151440, 164691, 167040, 170370, 181728, 182990, 201920, 219588, 227160, 242304, 250560, 272592, 274485, 292784, 302880, 329382, 340740, 363456, 365980, 403840, 439176, 454320, 494073, 501120, 545184, 548970, 585568, 605760, 658764, 681480, 726912, 731960, 823455, 878352, 908640, 988146, 1090368, 1097940, 1171136, 1211520, 1317528, 1362960, 1463920, 1646910, 1756704, 1817280, 1976292, 2180736, 2195880, 2342272, 2470365, 2635056, 2725920, 2927840, 3293820, 3513408, 3634560, 3952584, 4391760, 4940730, 5270112, 5451840, 5855680, 6587640, 7026816, 7905168, 8783520, 9881460, 10540224, 10903680, 11711360, 13175280, 15810336, 17567040, 19762920, 21080448, 26350560, 31620672, 35134080, 39525840, 52701120, 63241344, 79051680, 105402240, 158103360, 316206720]

約数ペア:

[(1, 316206720), (2, 158103360), (3, 105402240), (4, 79051680), (5, 63241344), (6, 52701120), (8, 39525840), (9, 35134080), (10, 31620672), (12, 26350560), (15, 21080448), (16, 19762920), (18, 17567040), (20, 15810336), (24, 13175280), (27, 11711360), (29, 10903680), (30, 10540224), (32, 9881460), (36, 8783520), (40, 7905168), (45, 7026816), (48, 6587640), (54, 5855680), (58, 5451840), (60, 5270112), (64, 4940730), (72, 4391760), (80, 3952584), (87, 3634560), (90, 3513408), (96, 3293820), (108, 2927840), (116, 2725920), (120, 2635056), (128, 2470365), (135, 2342272), (144, 2195880), (145, 2180736), (160, 1976292), (174, 1817280), (180, 1756704), (192, 1646910), (216, 1463920), (232, 1362960), (240, 1317528), (261, 1211520), (270, 1171136), (288, 1097940), (290, 1090368), (320, 988146), (348, 908640), (360, 878352), (384, 823455), (432, 731960), (435, 726912), (464, 681480), (480, 658764), (522, 605760), (540, 585568), (576, 548970), (580, 545184), (631, 501120), (640, 494073), (696, 454320), (720, 439176), (783, 403840), (864, 365980), (870, 363456), (928, 340740), (960, 329382), (1044, 302880), (1080, 292784), (1152, 274485), (1160, 272592), (1262, 250560), (1305, 242304), (1392, 227160), (1440, 219588), (1566, 201920), (1728, 182990), (1740, 181728), (1856, 170370), (1893, 167040), (1920, 164691), (2088, 151440), (2160, 146392), (2320, 136296), (2524, 125280), (2610, 121152), (2784, 113580), (2880, 109794), (3132, 100960), (3155, 100224), (3456, 91495), (3480, 90864), (3712, 85185), (3786, 83520), (3915, 80768), (4176, 75720), (4320, 73196), (4640, 68148), (5048, 62640), (5220, 60576), (5568, 56790), (5679, 55680), (5760, 54897), (6264, 50480), (6310, 50112), (6960, 45432), (7572, 41760), (7830, 40384), (8352, 37860), (8640, 36598), (9280, 34074), (9465, 33408), (10096, 31320), (10440, 30288), (11136, 28395), (11358, 27840), (12528, 25240), (12620, 25056), (13920, 22716), (15144, 20880), (15660, 20192), (16704, 18930), (17037, 18560), (17280, 18299)]