321985440

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{1879}}^1$

素因数の和:1924

約数の個数: 288

約数和(自身を含む): 1330318080

約数和(自身を除く): 1008332640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 17, 18, 20, 21, 24, 28, 30, 32, 34, 35, 36, 40, 42, 45, 48, 51, 56, 60, 63, 68, 70, 72, 80, 84, 85, 90, 96, 102, 105, 112, 119, 120, 126, 136, 140, 144, 153, 160, 168, 170, 180, 204, 210, 224, 238, 240, 252, 255, 272, 280, 288, 306, 315, 336, 340, 357, 360, 408, 420, 476, 480, 504, 510, 544, 560, 595, 612, 630, 672, 680, 714, 720, 765, 816, 840, 952, 1008, 1020, 1071, 1120, 1190, 1224, 1260, 1360, 1428, 1440, 1530, 1632, 1680, 1785, 1879, 1904, 2016, 2040, 2142, 2380, 2448, 2520, 2720, 2856, 3060, 3360, 3570, 3758, 3808, 4080, 4284, 4760, 4896, 5040, 5355, 5637, 5712, 6120, 7140, 7516, 8160, 8568, 9395, 9520, 10080, 10710, 11274, 11424, 12240, 13153, 14280, 15032, 16911, 17136, 18790, 19040, 21420, 22548, 24480, 26306, 28185, 28560, 30064, 31943, 33822, 34272, 37580, 39459, 42840, 45096, 52612, 56370, 57120, 60128, 63886, 65765, 67644, 75160, 78918, 84555, 85680, 90192, 95829, 105224, 112740, 118377, 127772, 131530, 135288, 150320, 157836, 159715, 169110, 171360, 180384, 191658, 197295, 210448, 223601, 225480, 236754, 255544, 263060, 270576, 287487, 300640, 315672, 319430, 338220, 383316, 394590, 420896, 447202, 450960, 473508, 479145, 511088, 526120, 541152, 574974, 591885, 631344, 638860, 670803, 676440, 766632, 789180, 894404, 901920, 947016, 958290, 1022176, 1052240, 1118005, 1149948, 1183770, 1262688, 1277720, 1341606, 1352880, 1437435, 1533264, 1578360, 1788808, 1894032, 1916580, 2012409, 2104480, 2236010, 2299896, 2367540, 2555440, 2683212, 2705760, 2874870, 3066528, 3156720, 3354015, 3577616, 3788064, 3833160, 4024818, 4472020, 4599792, 4735080, 5110880, 5366424, 5749740, 6313440, 6708030, 7155232, 7666320, 8049636, 8944040, 9199584, 9470160, 10062045, 10732848, 11499480, 13416060, 15332640, 16099272, 17888080, 18940320, 20124090, 21465696, 22998960, 26832120, 32198544, 35776160, 40248180, 45997920, 53664240, 64397088, 80496360, 107328480, 160992720, 321985440]

約数ペア:

[(1, 321985440), (2, 160992720), (3, 107328480), (4, 80496360), (5, 64397088), (6, 53664240), (7, 45997920), (8, 40248180), (9, 35776160), (10, 32198544), (12, 26832120), (14, 22998960), (15, 21465696), (16, 20124090), (17, 18940320), (18, 17888080), (20, 16099272), (21, 15332640), (24, 13416060), (28, 11499480), (30, 10732848), (32, 10062045), (34, 9470160), (35, 9199584), (36, 8944040), (40, 8049636), (42, 7666320), (45, 7155232), (48, 6708030), (51, 6313440), (56, 5749740), (60, 5366424), (63, 5110880), (68, 4735080), (70, 4599792), (72, 4472020), (80, 4024818), (84, 3833160), (85, 3788064), (90, 3577616), (96, 3354015), (102, 3156720), (105, 3066528), (112, 2874870), (119, 2705760), (120, 2683212), (126, 2555440), (136, 2367540), (140, 2299896), (144, 2236010), (153, 2104480), (160, 2012409), (168, 1916580), (170, 1894032), (180, 1788808), (204, 1578360), (210, 1533264), (224, 1437435), (238, 1352880), (240, 1341606), (252, 1277720), (255, 1262688), (272, 1183770), (280, 1149948), (288, 1118005), (306, 1052240), (315, 1022176), (336, 958290), (340, 947016), (357, 901920), (360, 894404), (408, 789180), (420, 766632), (476, 676440), (480, 670803), (504, 638860), (510, 631344), (544, 591885), (560, 574974), (595, 541152), (612, 526120), (630, 511088), (672, 479145), (680, 473508), (714, 450960), (720, 447202), (765, 420896), (816, 394590), (840, 383316), (952, 338220), (1008, 319430), (1020, 315672), (1071, 300640), (1120, 287487), (1190, 270576), (1224, 263060), (1260, 255544), (1360, 236754), (1428, 225480), (1440, 223601), (1530, 210448), (1632, 197295), (1680, 191658), (1785, 180384), (1879, 171360), (1904, 169110), (2016, 159715), (2040, 157836), (2142, 150320), (2380, 135288), (2448, 131530), (2520, 127772), (2720, 118377), (2856, 112740), (3060, 105224), (3360, 95829), (3570, 90192), (3758, 85680), (3808, 84555), (4080, 78918), (4284, 75160), (4760, 67644), (4896, 65765), (5040, 63886), (5355, 60128), (5637, 57120), (5712, 56370), (6120, 52612), (7140, 45096), (7516, 42840), (8160, 39459), (8568, 37580), (9395, 34272), (9520, 33822), (10080, 31943), (10710, 30064), (11274, 28560), (11424, 28185), (12240, 26306), (13153, 24480), (14280, 22548), (15032, 21420), (16911, 19040), (17136, 18790)]