180431440

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{127}}^1$

素因数の和:249

約数の個数: 160

約数和(自身を含む): 502824960

約数和(自身を除く): 322393520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 43, 56, 59, 70, 80, 86, 112, 118, 127, 140, 172, 215, 236, 254, 280, 295, 301, 344, 413, 430, 472, 508, 560, 590, 602, 635, 688, 826, 860, 889, 944, 1016, 1180, 1204, 1270, 1505, 1652, 1720, 1778, 2032, 2065, 2360, 2408, 2537, 2540, 3010, 3304, 3440, 3556, 4130, 4445, 4720, 4816, 5074, 5080, 5461, 6020, 6608, 7112, 7493, 8260, 8890, 10148, 10160, 10922, 12040, 12685, 14224, 14986, 16520, 17759, 17780, 20296, 21844, 24080, 25370, 27305, 29972, 33040, 35518, 35560, 37465, 38227, 40592, 43688, 50740, 52451, 54610, 59944, 71036, 71120, 74930, 76454, 87376, 88795, 101480, 104902, 109220, 119888, 142072, 149860, 152908, 177590, 191135, 202960, 209804, 218440, 262255, 284144, 299720, 305816, 322199, 355180, 382270, 419608, 436880, 524510, 599440, 611632, 644398, 710360, 764540, 839216, 1049020, 1288796, 1420720, 1529080, 1610995, 2098040, 2255393, 2577592, 3058160, 3221990, 4196080, 4510786, 5155184, 6443980, 9021572, 11276965, 12887960, 18043144, 22553930, 25775920, 36086288, 45107860, 90215720, 180431440]

約数ペア:

[(1, 180431440), (2, 90215720), (4, 45107860), (5, 36086288), (7, 25775920), (8, 22553930), (10, 18043144), (14, 12887960), (16, 11276965), (20, 9021572), (28, 6443980), (35, 5155184), (40, 4510786), (43, 4196080), (56, 3221990), (59, 3058160), (70, 2577592), (80, 2255393), (86, 2098040), (112, 1610995), (118, 1529080), (127, 1420720), (140, 1288796), (172, 1049020), (215, 839216), (236, 764540), (254, 710360), (280, 644398), (295, 611632), (301, 599440), (344, 524510), (413, 436880), (430, 419608), (472, 382270), (508, 355180), (560, 322199), (590, 305816), (602, 299720), (635, 284144), (688, 262255), (826, 218440), (860, 209804), (889, 202960), (944, 191135), (1016, 177590), (1180, 152908), (1204, 149860), (1270, 142072), (1505, 119888), (1652, 109220), (1720, 104902), (1778, 101480), (2032, 88795), (2065, 87376), (2360, 76454), (2408, 74930), (2537, 71120), (2540, 71036), (3010, 59944), (3304, 54610), (3440, 52451), (3556, 50740), (4130, 43688), (4445, 40592), (4720, 38227), (4816, 37465), (5074, 35560), (5080, 35518), (5461, 33040), (6020, 29972), (6608, 27305), (7112, 25370), (7493, 24080), (8260, 21844), (8890, 20296), (10148, 17780), (10160, 17759), (10922, 16520), (12040, 14986), (12685, 14224)]