215196240

素因数分解:

$2^4\times 3^1\times 5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{631}}^1$

素因数の和:690

約数の個数: 240

約数和(自身を含む): 804055680

約数和(自身を除く): 588859440

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 29, 30, 35, 40, 42, 48, 49, 56, 58, 60, 70, 80, 84, 87, 98, 105, 112, 116, 120, 140, 145, 147, 168, 174, 196, 203, 210, 232, 240, 245, 280, 290, 294, 336, 348, 392, 406, 420, 435, 464, 490, 560, 580, 588, 609, 631, 696, 735, 784, 812, 840, 870, 980, 1015, 1160, 1176, 1218, 1262, 1392, 1421, 1470, 1624, 1680, 1740, 1893, 1960, 2030, 2320, 2352, 2436, 2524, 2842, 2940, 3045, 3155, 3248, 3480, 3786, 3920, 4060, 4263, 4417, 4872, 5048, 5684, 5880, 6090, 6310, 6960, 7105, 7572, 8120, 8526, 8834, 9465, 9744, 10096, 11368, 11760, 12180, 12620, 13251, 14210, 15144, 16240, 17052, 17668, 18299, 18930, 21315, 22085, 22736, 24360, 25240, 26502, 28420, 30288, 30919, 34104, 35336, 36598, 37860, 42630, 44170, 48720, 50480, 53004, 54897, 56840, 61838, 66255, 68208, 70672, 73196, 75720, 85260, 88340, 91495, 92757, 106008, 109794, 113680, 123676, 128093, 132510, 146392, 151440, 154595, 170520, 176680, 182990, 185514, 212016, 219588, 247352, 256186, 265020, 274485, 292784, 309190, 341040, 353360, 365980, 371028, 384279, 439176, 463785, 494704, 512372, 530040, 548970, 618380, 640465, 731960, 742056, 768558, 878352, 896651, 927570, 1024744, 1060080, 1097940, 1236760, 1280930, 1463920, 1484112, 1537116, 1793302, 1855140, 1921395, 2049488, 2195880, 2473520, 2561860, 2689953, 3074232, 3586604, 3710280, 3842790, 4391760, 4483255, 5123720, 5379906, 6148464, 7173208, 7420560, 7685580, 8966510, 10247440, 10759812, 13449765, 14346416, 15371160, 17933020, 21519624, 26899530, 30742320, 35866040, 43039248, 53799060, 71732080, 107598120, 215196240]

約数ペア:

[(1, 215196240), (2, 107598120), (3, 71732080), (4, 53799060), (5, 43039248), (6, 35866040), (7, 30742320), (8, 26899530), (10, 21519624), (12, 17933020), (14, 15371160), (15, 14346416), (16, 13449765), (20, 10759812), (21, 10247440), (24, 8966510), (28, 7685580), (29, 7420560), (30, 7173208), (35, 6148464), (40, 5379906), (42, 5123720), (48, 4483255), (49, 4391760), (56, 3842790), (58, 3710280), (60, 3586604), (70, 3074232), (80, 2689953), (84, 2561860), (87, 2473520), (98, 2195880), (105, 2049488), (112, 1921395), (116, 1855140), (120, 1793302), (140, 1537116), (145, 1484112), (147, 1463920), (168, 1280930), (174, 1236760), (196, 1097940), (203, 1060080), (210, 1024744), (232, 927570), (240, 896651), (245, 878352), (280, 768558), (290, 742056), (294, 731960), (336, 640465), (348, 618380), (392, 548970), (406, 530040), (420, 512372), (435, 494704), (464, 463785), (490, 439176), (560, 384279), (580, 371028), (588, 365980), (609, 353360), (631, 341040), (696, 309190), (735, 292784), (784, 274485), (812, 265020), (840, 256186), (870, 247352), (980, 219588), (1015, 212016), (1160, 185514), (1176, 182990), (1218, 176680), (1262, 170520), (1392, 154595), (1421, 151440), (1470, 146392), (1624, 132510), (1680, 128093), (1740, 123676), (1893, 113680), (1960, 109794), (2030, 106008), (2320, 92757), (2352, 91495), (2436, 88340), (2524, 85260), (2842, 75720), (2940, 73196), (3045, 70672), (3155, 68208), (3248, 66255), (3480, 61838), (3786, 56840), (3920, 54897), (4060, 53004), (4263, 50480), (4417, 48720), (4872, 44170), (5048, 42630), (5684, 37860), (5880, 36598), (6090, 35336), (6310, 34104), (6960, 30919), (7105, 30288), (7572, 28420), (8120, 26502), (8526, 25240), (8834, 24360), (9465, 22736), (9744, 22085), (10096, 21315), (11368, 18930), (11760, 18299), (12180, 17668), (12620, 17052), (13251, 16240), (14210, 15144)]