239289840

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{131}}^1$

素因数の和:252

約数の個数: 240

約数和(自身を含む): 842624640

約数和(自身を除く): 603334800

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 43, 45, 48, 59, 60, 72, 80, 86, 90, 118, 120, 129, 131, 144, 172, 177, 180, 215, 236, 240, 258, 262, 295, 344, 354, 360, 387, 393, 430, 472, 516, 524, 531, 590, 645, 655, 688, 708, 720, 774, 786, 860, 885, 944, 1032, 1048, 1062, 1179, 1180, 1290, 1310, 1416, 1548, 1572, 1720, 1770, 1935, 1965, 2064, 2096, 2124, 2358, 2360, 2537, 2580, 2620, 2655, 2832, 3096, 3144, 3440, 3540, 3870, 3930, 4248, 4716, 4720, 5074, 5160, 5240, 5310, 5633, 5895, 6192, 6288, 7080, 7611, 7729, 7740, 7860, 8496, 9432, 10148, 10320, 10480, 10620, 11266, 11790, 12685, 14160, 15222, 15458, 15480, 15720, 16899, 18864, 20296, 21240, 22532, 22833, 23187, 23580, 25370, 28165, 30444, 30916, 30960, 31440, 33798, 38055, 38645, 40592, 42480, 45064, 45666, 46374, 47160, 50697, 50740, 56330, 60888, 61832, 67596, 69561, 76110, 77290, 84495, 90128, 91332, 92748, 94320, 101394, 101480, 112660, 114165, 115935, 121776, 123664, 135192, 139122, 152220, 154580, 168990, 182664, 185496, 202788, 202960, 225320, 228330, 231870, 253485, 270384, 278244, 304440, 309160, 332347, 337980, 347805, 365328, 370992, 405576, 450640, 456660, 463740, 506970, 556488, 608880, 618320, 664694, 675960, 695610, 811152, 913320, 927480, 997041, 1013940, 1112976, 1329388, 1351920, 1391220, 1661735, 1826640, 1854960, 1994082, 2027880, 2658776, 2782440, 2991123, 3323470, 3988164, 4055760, 4985205, 5317552, 5564880, 5982246, 6646940, 7976328, 9970410, 11964492, 13293880, 14955615, 15952656, 19940820, 23928984, 26587760, 29911230, 39881640, 47857968, 59822460, 79763280, 119644920, 239289840]

約数ペア:

[(1, 239289840), (2, 119644920), (3, 79763280), (4, 59822460), (5, 47857968), (6, 39881640), (8, 29911230), (9, 26587760), (10, 23928984), (12, 19940820), (15, 15952656), (16, 14955615), (18, 13293880), (20, 11964492), (24, 9970410), (30, 7976328), (36, 6646940), (40, 5982246), (43, 5564880), (45, 5317552), (48, 4985205), (59, 4055760), (60, 3988164), (72, 3323470), (80, 2991123), (86, 2782440), (90, 2658776), (118, 2027880), (120, 1994082), (129, 1854960), (131, 1826640), (144, 1661735), (172, 1391220), (177, 1351920), (180, 1329388), (215, 1112976), (236, 1013940), (240, 997041), (258, 927480), (262, 913320), (295, 811152), (344, 695610), (354, 675960), (360, 664694), (387, 618320), (393, 608880), (430, 556488), (472, 506970), (516, 463740), (524, 456660), (531, 450640), (590, 405576), (645, 370992), (655, 365328), (688, 347805), (708, 337980), (720, 332347), (774, 309160), (786, 304440), (860, 278244), (885, 270384), (944, 253485), (1032, 231870), (1048, 228330), (1062, 225320), (1179, 202960), (1180, 202788), (1290, 185496), (1310, 182664), (1416, 168990), (1548, 154580), (1572, 152220), (1720, 139122), (1770, 135192), (1935, 123664), (1965, 121776), (2064, 115935), (2096, 114165), (2124, 112660), (2358, 101480), (2360, 101394), (2537, 94320), (2580, 92748), (2620, 91332), (2655, 90128), (2832, 84495), (3096, 77290), (3144, 76110), (3440, 69561), (3540, 67596), (3870, 61832), (3930, 60888), (4248, 56330), (4716, 50740), (4720, 50697), (5074, 47160), (5160, 46374), (5240, 45666), (5310, 45064), (5633, 42480), (5895, 40592), (6192, 38645), (6288, 38055), (7080, 33798), (7611, 31440), (7729, 30960), (7740, 30916), (7860, 30444), (8496, 28165), (9432, 25370), (10148, 23580), (10320, 23187), (10480, 22833), (10620, 22532), (11266, 21240), (11790, 20296), (12685, 18864), (14160, 16899), (15222, 15720), (15458, 15480)]