318487680

素因数分解:

$2^7\times 3^3\times 5^1\times 7^1\times {\mathrm{2633}}^1$

素因数の和:2668

約数の個数: 256

約数和(自身を含む): 1289606400

約数和(自身を除く): 971118720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 108, 112, 120, 126, 128, 135, 140, 144, 160, 168, 180, 189, 192, 210, 216, 224, 240, 252, 270, 280, 288, 315, 320, 336, 360, 378, 384, 420, 432, 448, 480, 504, 540, 560, 576, 630, 640, 672, 720, 756, 840, 864, 896, 945, 960, 1008, 1080, 1120, 1152, 1260, 1344, 1440, 1512, 1680, 1728, 1890, 1920, 2016, 2160, 2240, 2520, 2633, 2688, 2880, 3024, 3360, 3456, 3780, 4032, 4320, 4480, 5040, 5266, 5760, 6048, 6720, 7560, 7899, 8064, 8640, 10080, 10532, 12096, 13165, 13440, 15120, 15798, 17280, 18431, 20160, 21064, 23697, 24192, 26330, 30240, 31596, 36862, 39495, 40320, 42128, 47394, 52660, 55293, 60480, 63192, 71091, 73724, 78990, 84256, 92155, 94788, 105320, 110586, 118485, 120960, 126384, 142182, 147448, 157980, 165879, 168512, 184310, 189576, 210640, 221172, 236970, 252768, 276465, 284364, 294896, 315960, 331758, 337024, 355455, 368620, 379152, 421280, 442344, 473940, 497637, 505536, 552930, 568728, 589792, 631920, 663516, 710910, 737240, 758304, 829395, 842560, 884688, 947880, 995274, 1011072, 1105860, 1137456, 1179584, 1263840, 1327032, 1421820, 1474480, 1516608, 1658790, 1685120, 1769376, 1895760, 1990548, 2211720, 2274912, 2359168, 2488185, 2527680, 2654064, 2843640, 2948960, 3033216, 3317580, 3538752, 3791520, 3981096, 4423440, 4549824, 4976370, 5055360, 5308128, 5687280, 5897920, 6635160, 7077504, 7583040, 7962192, 8846880, 9099648, 9952740, 10616256, 11374560, 11795840, 13270320, 15166080, 15924384, 17693760, 19905480, 21232512, 22749120, 26540640, 31848768, 35387520, 39810960, 45498240, 53081280, 63697536, 79621920, 106162560, 159243840, 318487680]

約数ペア:

[(1, 318487680), (2, 159243840), (3, 106162560), (4, 79621920), (5, 63697536), (6, 53081280), (7, 45498240), (8, 39810960), (9, 35387520), (10, 31848768), (12, 26540640), (14, 22749120), (15, 21232512), (16, 19905480), (18, 17693760), (20, 15924384), (21, 15166080), (24, 13270320), (27, 11795840), (28, 11374560), (30, 10616256), (32, 9952740), (35, 9099648), (36, 8846880), (40, 7962192), (42, 7583040), (45, 7077504), (48, 6635160), (54, 5897920), (56, 5687280), (60, 5308128), (63, 5055360), (64, 4976370), (70, 4549824), (72, 4423440), (80, 3981096), (84, 3791520), (90, 3538752), (96, 3317580), (105, 3033216), (108, 2948960), (112, 2843640), (120, 2654064), (126, 2527680), (128, 2488185), (135, 2359168), (140, 2274912), (144, 2211720), (160, 1990548), (168, 1895760), (180, 1769376), (189, 1685120), (192, 1658790), (210, 1516608), (216, 1474480), (224, 1421820), (240, 1327032), (252, 1263840), (270, 1179584), (280, 1137456), (288, 1105860), (315, 1011072), (320, 995274), (336, 947880), (360, 884688), (378, 842560), (384, 829395), (420, 758304), (432, 737240), (448, 710910), (480, 663516), (504, 631920), (540, 589792), (560, 568728), (576, 552930), (630, 505536), (640, 497637), (672, 473940), (720, 442344), (756, 421280), (840, 379152), (864, 368620), (896, 355455), (945, 337024), (960, 331758), (1008, 315960), (1080, 294896), (1120, 284364), (1152, 276465), (1260, 252768), (1344, 236970), (1440, 221172), (1512, 210640), (1680, 189576), (1728, 184310), (1890, 168512), (1920, 165879), (2016, 157980), (2160, 147448), (2240, 142182), (2520, 126384), (2633, 120960), (2688, 118485), (2880, 110586), (3024, 105320), (3360, 94788), (3456, 92155), (3780, 84256), (4032, 78990), (4320, 73724), (4480, 71091), (5040, 63192), (5266, 60480), (5760, 55293), (6048, 52660), (6720, 47394), (7560, 42128), (7899, 40320), (8064, 39495), (8640, 36862), (10080, 31596), (10532, 30240), (12096, 26330), (13165, 24192), (13440, 23697), (15120, 21064), (15798, 20160), (17280, 18431)]