231983280

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{127}}^1$

素因数の和:248

約数の個数: 240

約数和(自身を含む): 817090560

約数和(自身を除く): 585107280

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, 127, 129, 144, 172, 177, 180, 215, 236, 240, 254, 258, 295, 344, 354, 360, 381, 387, 430, 472, 508, 516, 531, 590, 635, 645, 688, 708, 720, 762, 774, 860, 885, 944, 1016, 1032, 1062, 1143, 1180, 1270, 1290, 1416, 1524, 1548, 1720, 1770, 1905, 1935, 2032, 2064, 2124, 2286, 2360, 2537, 2540, 2580, 2655, 2832, 3048, 3096, 3440, 3540, 3810, 3870, 4248, 4572, 4720, 5074, 5080, 5160, 5310, 5461, 5715, 6096, 6192, 7080, 7493, 7611, 7620, 7740, 8496, 9144, 10148, 10160, 10320, 10620, 10922, 11430, 12685, 14160, 14986, 15222, 15240, 15480, 16383, 18288, 20296, 21240, 21844, 22479, 22833, 22860, 25370, 27305, 29972, 30444, 30480, 30960, 32766, 37465, 38055, 40592, 42480, 43688, 44958, 45666, 45720, 49149, 50740, 54610, 59944, 60888, 65532, 67437, 74930, 76110, 81915, 87376, 89916, 91332, 91440, 98298, 101480, 109220, 112395, 114165, 119888, 121776, 131064, 134874, 149860, 152220, 163830, 179832, 182664, 196596, 202960, 218440, 224790, 228330, 245745, 262128, 269748, 299720, 304440, 322199, 327660, 337185, 359664, 365328, 393192, 436880, 449580, 456660, 491490, 539496, 599440, 608880, 644398, 655320, 674370, 786384, 899160, 913320, 966597, 982980, 1078992, 1288796, 1310640, 1348740, 1610995, 1798320, 1826640, 1933194, 1965960, 2577592, 2697480, 2899791, 3221990, 3866388, 3931920, 4832985, 5155184, 5394960, 5799582, 6443980, 7732776, 9665970, 11599164, 12887960, 14498955, 15465552, 19331940, 23198328, 25775920, 28997910, 38663880, 46396656, 57995820, 77327760, 115991640, 231983280]

約数ペア:

[(1, 231983280), (2, 115991640), (3, 77327760), (4, 57995820), (5, 46396656), (6, 38663880), (8, 28997910), (9, 25775920), (10, 23198328), (12, 19331940), (15, 15465552), (16, 14498955), (18, 12887960), (20, 11599164), (24, 9665970), (30, 7732776), (36, 6443980), (40, 5799582), (43, 5394960), (45, 5155184), (48, 4832985), (59, 3931920), (60, 3866388), (72, 3221990), (80, 2899791), (86, 2697480), (90, 2577592), (118, 1965960), (120, 1933194), (127, 1826640), (129, 1798320), (144, 1610995), (172, 1348740), (177, 1310640), (180, 1288796), (215, 1078992), (236, 982980), (240, 966597), (254, 913320), (258, 899160), (295, 786384), (344, 674370), (354, 655320), (360, 644398), (381, 608880), (387, 599440), (430, 539496), (472, 491490), (508, 456660), (516, 449580), (531, 436880), (590, 393192), (635, 365328), (645, 359664), (688, 337185), (708, 327660), (720, 322199), (762, 304440), (774, 299720), (860, 269748), (885, 262128), (944, 245745), (1016, 228330), (1032, 224790), (1062, 218440), (1143, 202960), (1180, 196596), (1270, 182664), (1290, 179832), (1416, 163830), (1524, 152220), (1548, 149860), (1720, 134874), (1770, 131064), (1905, 121776), (1935, 119888), (2032, 114165), (2064, 112395), (2124, 109220), (2286, 101480), (2360, 98298), (2537, 91440), (2540, 91332), (2580, 89916), (2655, 87376), (2832, 81915), (3048, 76110), (3096, 74930), (3440, 67437), (3540, 65532), (3810, 60888), (3870, 59944), (4248, 54610), (4572, 50740), (4720, 49149), (5074, 45720), (5080, 45666), (5160, 44958), (5310, 43688), (5461, 42480), (5715, 40592), (6096, 38055), (6192, 37465), (7080, 32766), (7493, 30960), (7611, 30480), (7620, 30444), (7740, 29972), (8496, 27305), (9144, 25370), (10148, 22860), (10160, 22833), (10320, 22479), (10620, 21844), (10922, 21240), (11430, 20296), (12685, 18288), (14160, 16383), (14986, 15480), (15222, 15240)]