66738980

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{151}}^1$

素因数の和:226

約数の個数: 144

約数和(自身を含む): 183399552

約数和(自身を除く): 116660572

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 41, 44, 49, 55, 70, 77, 82, 98, 110, 140, 151, 154, 164, 196, 205, 220, 245, 287, 302, 308, 385, 410, 451, 490, 539, 574, 604, 755, 770, 820, 902, 980, 1057, 1078, 1148, 1435, 1510, 1540, 1661, 1804, 2009, 2114, 2156, 2255, 2695, 2870, 3020, 3157, 3322, 4018, 4228, 4510, 5285, 5390, 5740, 6191, 6314, 6644, 7399, 8036, 8305, 9020, 10045, 10570, 10780, 11627, 12382, 12628, 14798, 15785, 16610, 20090, 21140, 22099, 23254, 24764, 29596, 30955, 31570, 33220, 36995, 40180, 43337, 44198, 46508, 58135, 61910, 63140, 68101, 73990, 81389, 86674, 88396, 110495, 116270, 123820, 136202, 147980, 162778, 173348, 216685, 220990, 232540, 272404, 303359, 325556, 340505, 406945, 433370, 441980, 476707, 606718, 681010, 813890, 866740, 953414, 1213436, 1362020, 1516795, 1627780, 1906828, 2383535, 3033590, 3336949, 4767070, 6067180, 6673898, 9534140, 13347796, 16684745, 33369490, 66738980]

約数ペア:

[(1, 66738980), (2, 33369490), (4, 16684745), (5, 13347796), (7, 9534140), (10, 6673898), (11, 6067180), (14, 4767070), (20, 3336949), (22, 3033590), (28, 2383535), (35, 1906828), (41, 1627780), (44, 1516795), (49, 1362020), (55, 1213436), (70, 953414), (77, 866740), (82, 813890), (98, 681010), (110, 606718), (140, 476707), (151, 441980), (154, 433370), (164, 406945), (196, 340505), (205, 325556), (220, 303359), (245, 272404), (287, 232540), (302, 220990), (308, 216685), (385, 173348), (410, 162778), (451, 147980), (490, 136202), (539, 123820), (574, 116270), (604, 110495), (755, 88396), (770, 86674), (820, 81389), (902, 73990), (980, 68101), (1057, 63140), (1078, 61910), (1148, 58135), (1435, 46508), (1510, 44198), (1540, 43337), (1661, 40180), (1804, 36995), (2009, 33220), (2114, 31570), (2156, 30955), (2255, 29596), (2695, 24764), (2870, 23254), (3020, 22099), (3157, 21140), (3322, 20090), (4018, 16610), (4228, 15785), (4510, 14798), (5285, 12628), (5390, 12382), (5740, 11627), (6191, 10780), (6314, 10570), (6644, 10045), (7399, 9020), (8036, 8305)]