321948720

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{907}}^1$

素因数の和:972

約数の個数: 240

約数和(自身を含む): 1185593760

約数和(自身を除く): 863645040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 29, 30, 34, 36, 40, 45, 48, 51, 58, 60, 68, 72, 80, 85, 87, 90, 102, 116, 120, 136, 144, 145, 153, 170, 174, 180, 204, 232, 240, 255, 261, 272, 290, 306, 340, 348, 360, 408, 435, 464, 493, 510, 522, 580, 612, 680, 696, 720, 765, 816, 870, 907, 986, 1020, 1044, 1160, 1224, 1305, 1360, 1392, 1479, 1530, 1740, 1814, 1972, 2040, 2088, 2320, 2448, 2465, 2610, 2721, 2958, 3060, 3480, 3628, 3944, 4080, 4176, 4437, 4535, 4930, 5220, 5442, 5916, 6120, 6960, 7256, 7395, 7888, 8163, 8874, 9070, 9860, 10440, 10884, 11832, 12240, 13605, 14512, 14790, 15419, 16326, 17748, 18140, 19720, 20880, 21768, 22185, 23664, 26303, 27210, 29580, 30838, 32652, 35496, 36280, 39440, 40815, 43536, 44370, 46257, 52606, 54420, 59160, 61676, 65304, 70992, 72560, 77095, 78909, 81630, 88740, 92514, 105212, 108840, 118320, 123352, 130608, 131515, 138771, 154190, 157818, 163260, 177480, 185028, 210424, 217680, 231285, 236727, 246704, 263030, 277542, 308380, 315636, 326520, 354960, 370056, 394545, 420848, 447151, 462570, 473454, 526060, 555084, 616760, 631272, 653040, 693855, 740112, 789090, 894302, 925140, 946908, 1052120, 1110168, 1183635, 1233520, 1262544, 1341453, 1387710, 1578180, 1788604, 1850280, 1893816, 2104240, 2220336, 2235755, 2367270, 2682906, 2775420, 3156360, 3577208, 3700560, 3787632, 4024359, 4471510, 4734540, 5365812, 5550840, 6312720, 6707265, 7154416, 8048718, 8943020, 9469080, 10731624, 11101680, 13414530, 16097436, 17886040, 18938160, 20121795, 21463248, 26829060, 32194872, 35772080, 40243590, 53658120, 64389744, 80487180, 107316240, 160974360, 321948720]

約数ペア:

[(1, 321948720), (2, 160974360), (3, 107316240), (4, 80487180), (5, 64389744), (6, 53658120), (8, 40243590), (9, 35772080), (10, 32194872), (12, 26829060), (15, 21463248), (16, 20121795), (17, 18938160), (18, 17886040), (20, 16097436), (24, 13414530), (29, 11101680), (30, 10731624), (34, 9469080), (36, 8943020), (40, 8048718), (45, 7154416), (48, 6707265), (51, 6312720), (58, 5550840), (60, 5365812), (68, 4734540), (72, 4471510), (80, 4024359), (85, 3787632), (87, 3700560), (90, 3577208), (102, 3156360), (116, 2775420), (120, 2682906), (136, 2367270), (144, 2235755), (145, 2220336), (153, 2104240), (170, 1893816), (174, 1850280), (180, 1788604), (204, 1578180), (232, 1387710), (240, 1341453), (255, 1262544), (261, 1233520), (272, 1183635), (290, 1110168), (306, 1052120), (340, 946908), (348, 925140), (360, 894302), (408, 789090), (435, 740112), (464, 693855), (493, 653040), (510, 631272), (522, 616760), (580, 555084), (612, 526060), (680, 473454), (696, 462570), (720, 447151), (765, 420848), (816, 394545), (870, 370056), (907, 354960), (986, 326520), (1020, 315636), (1044, 308380), (1160, 277542), (1224, 263030), (1305, 246704), (1360, 236727), (1392, 231285), (1479, 217680), (1530, 210424), (1740, 185028), (1814, 177480), (1972, 163260), (2040, 157818), (2088, 154190), (2320, 138771), (2448, 131515), (2465, 130608), (2610, 123352), (2721, 118320), (2958, 108840), (3060, 105212), (3480, 92514), (3628, 88740), (3944, 81630), (4080, 78909), (4176, 77095), (4437, 72560), (4535, 70992), (4930, 65304), (5220, 61676), (5442, 59160), (5916, 54420), (6120, 52606), (6960, 46257), (7256, 44370), (7395, 43536), (7888, 40815), (8163, 39440), (8874, 36280), (9070, 35496), (9860, 32652), (10440, 30838), (10884, 29580), (11832, 27210), (12240, 26303), (13605, 23664), (14512, 22185), (14790, 21768), (15419, 20880), (16326, 19720), (17748, 18140)]