281034240

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1$

素因数の和:129

約数の個数: 320

約数和(自身を含む): 985222656

約数和(自身を除く): 704188416

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 32, 37, 40, 43, 46, 48, 60, 64, 69, 74, 80, 86, 92, 96, 111, 115, 120, 128, 129, 138, 148, 160, 172, 184, 185, 192, 215, 222, 230, 240, 256, 258, 276, 296, 320, 344, 345, 368, 370, 384, 430, 444, 460, 480, 512, 516, 552, 555, 592, 640, 645, 688, 690, 736, 740, 768, 851, 860, 888, 920, 960, 989, 1032, 1104, 1110, 1184, 1280, 1290, 1376, 1380, 1472, 1480, 1536, 1591, 1702, 1720, 1776, 1840, 1920, 1978, 2064, 2208, 2220, 2368, 2553, 2560, 2580, 2752, 2760, 2944, 2960, 2967, 3182, 3404, 3440, 3552, 3680, 3840, 3956, 4128, 4255, 4416, 4440, 4736, 4773, 4945, 5106, 5160, 5504, 5520, 5888, 5920, 5934, 6364, 6808, 6880, 7104, 7360, 7680, 7912, 7955, 8256, 8510, 8832, 8880, 9472, 9546, 9890, 10212, 10320, 11008, 11040, 11776, 11840, 11868, 12728, 12765, 13616, 13760, 14208, 14720, 14835, 15824, 15910, 16512, 17020, 17664, 17760, 18944, 19092, 19780, 20424, 20640, 22016, 22080, 23680, 23736, 23865, 25456, 25530, 27232, 27520, 28416, 29440, 29670, 31648, 31820, 33024, 34040, 35328, 35520, 36593, 38184, 39560, 40848, 41280, 44160, 47360, 47472, 47730, 50912, 51060, 54464, 55040, 56832, 58880, 59340, 63296, 63640, 66048, 68080, 71040, 73186, 76368, 79120, 81696, 82560, 88320, 94720, 94944, 95460, 101824, 102120, 108928, 109779, 110080, 118680, 126592, 127280, 136160, 142080, 146372, 152736, 158240, 163392, 165120, 176640, 182965, 189888, 190920, 203648, 204240, 217856, 219558, 237360, 253184, 254560, 272320, 284160, 292744, 305472, 316480, 326784, 330240, 365930, 379776, 381840, 407296, 408480, 435712, 439116, 474720, 506368, 509120, 544640, 548895, 585488, 610944, 632960, 653568, 731860, 759552, 763680, 814592, 816960, 878232, 949440, 1018240, 1089280, 1097790, 1170976, 1221888, 1265920, 1307136, 1463720, 1519104, 1527360, 1633920, 1756464, 1898880, 2036480, 2178560, 2195580, 2341952, 2443776, 2531840, 2927440, 3054720, 3267840, 3512928, 3797760, 4072960, 4391160, 4683904, 5854880, 6109440, 6535680, 7025856, 7595520, 8782320, 9367808, 11709760, 12218880, 14051712, 17564640, 18735616, 23419520, 28103424, 35129280, 46839040, 56206848, 70258560, 93678080, 140517120, 281034240]

約数ペア:

[(1, 281034240), (2, 140517120), (3, 93678080), (4, 70258560), (5, 56206848), (6, 46839040), (8, 35129280), (10, 28103424), (12, 23419520), (15, 18735616), (16, 17564640), (20, 14051712), (23, 12218880), (24, 11709760), (30, 9367808), (32, 8782320), (37, 7595520), (40, 7025856), (43, 6535680), (46, 6109440), (48, 5854880), (60, 4683904), (64, 4391160), (69, 4072960), (74, 3797760), (80, 3512928), (86, 3267840), (92, 3054720), (96, 2927440), (111, 2531840), (115, 2443776), (120, 2341952), (128, 2195580), (129, 2178560), (138, 2036480), (148, 1898880), (160, 1756464), (172, 1633920), (184, 1527360), (185, 1519104), (192, 1463720), (215, 1307136), (222, 1265920), (230, 1221888), (240, 1170976), (256, 1097790), (258, 1089280), (276, 1018240), (296, 949440), (320, 878232), (344, 816960), (345, 814592), (368, 763680), (370, 759552), (384, 731860), (430, 653568), (444, 632960), (460, 610944), (480, 585488), (512, 548895), (516, 544640), (552, 509120), (555, 506368), (592, 474720), (640, 439116), (645, 435712), (688, 408480), (690, 407296), (736, 381840), (740, 379776), (768, 365930), (851, 330240), (860, 326784), (888, 316480), (920, 305472), (960, 292744), (989, 284160), (1032, 272320), (1104, 254560), (1110, 253184), (1184, 237360), (1280, 219558), (1290, 217856), (1376, 204240), (1380, 203648), (1472, 190920), (1480, 189888), (1536, 182965), (1591, 176640), (1702, 165120), (1720, 163392), (1776, 158240), (1840, 152736), (1920, 146372), (1978, 142080), (2064, 136160), (2208, 127280), (2220, 126592), (2368, 118680), (2553, 110080), (2560, 109779), (2580, 108928), (2752, 102120), (2760, 101824), (2944, 95460), (2960, 94944), (2967, 94720), (3182, 88320), (3404, 82560), (3440, 81696), (3552, 79120), (3680, 76368), (3840, 73186), (3956, 71040), (4128, 68080), (4255, 66048), (4416, 63640), (4440, 63296), (4736, 59340), (4773, 58880), (4945, 56832), (5106, 55040), (5160, 54464), (5504, 51060), (5520, 50912), (5888, 47730), (5920, 47472), (5934, 47360), (6364, 44160), (6808, 41280), (6880, 40848), (7104, 39560), (7360, 38184), (7680, 36593), (7912, 35520), (7955, 35328), (8256, 34040), (8510, 33024), (8832, 31820), (8880, 31648), (9472, 29670), (9546, 29440), (9890, 28416), (10212, 27520), (10320, 27232), (11008, 25530), (11040, 25456), (11776, 23865), (11840, 23736), (11868, 23680), (12728, 22080), (12765, 22016), (13616, 20640), (13760, 20424), (14208, 19780), (14720, 19092), (14835, 18944), (15824, 17760), (15910, 17664), (16512, 17020)]