170372020

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{311}}^1$

素因数の和:390

約数の個数: 144

約数和(自身を含む): 460107648

約数和(自身を除く): 289735628

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 43, 49, 52, 65, 70, 86, 91, 98, 130, 140, 172, 182, 196, 215, 245, 260, 301, 311, 364, 430, 455, 490, 559, 602, 622, 637, 860, 910, 980, 1118, 1204, 1244, 1274, 1505, 1555, 1820, 2107, 2177, 2236, 2548, 2795, 3010, 3110, 3185, 3913, 4043, 4214, 4354, 5590, 6020, 6220, 6370, 7826, 8086, 8428, 8708, 10535, 10885, 11180, 12740, 13373, 15239, 15652, 16172, 19565, 20215, 21070, 21770, 26746, 27391, 28301, 30478, 39130, 40430, 42140, 43540, 53492, 54782, 56602, 60956, 66865, 76195, 78260, 80860, 93611, 109564, 113204, 133730, 136955, 141505, 152390, 173849, 187222, 198107, 267460, 273910, 283010, 304780, 347698, 374444, 396214, 468055, 547820, 566020, 655277, 695396, 792428, 869245, 936110, 990535, 1216943, 1310554, 1738490, 1872220, 1981070, 2433886, 2621108, 3276385, 3476980, 3962140, 4867772, 6084715, 6552770, 8518601, 12169430, 13105540, 17037202, 24338860, 34074404, 42593005, 85186010, 170372020]

約数ペア:

[(1, 170372020), (2, 85186010), (4, 42593005), (5, 34074404), (7, 24338860), (10, 17037202), (13, 13105540), (14, 12169430), (20, 8518601), (26, 6552770), (28, 6084715), (35, 4867772), (43, 3962140), (49, 3476980), (52, 3276385), (65, 2621108), (70, 2433886), (86, 1981070), (91, 1872220), (98, 1738490), (130, 1310554), (140, 1216943), (172, 990535), (182, 936110), (196, 869245), (215, 792428), (245, 695396), (260, 655277), (301, 566020), (311, 547820), (364, 468055), (430, 396214), (455, 374444), (490, 347698), (559, 304780), (602, 283010), (622, 273910), (637, 267460), (860, 198107), (910, 187222), (980, 173849), (1118, 152390), (1204, 141505), (1244, 136955), (1274, 133730), (1505, 113204), (1555, 109564), (1820, 93611), (2107, 80860), (2177, 78260), (2236, 76195), (2548, 66865), (2795, 60956), (3010, 56602), (3110, 54782), (3185, 53492), (3913, 43540), (4043, 42140), (4214, 40430), (4354, 39130), (5590, 30478), (6020, 28301), (6220, 27391), (6370, 26746), (7826, 21770), (8086, 21070), (8428, 20215), (8708, 19565), (10535, 16172), (10885, 15652), (11180, 15239), (12740, 13373)]