215802160

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{31}}^2\times {\mathrm{401}}^1$

素因数の和:483

約数の個数: 120

約数和(自身を含む): 593988768

約数和(自身を除く): 378186608

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 40, 56, 62, 70, 80, 112, 124, 140, 155, 217, 248, 280, 310, 401, 434, 496, 560, 620, 802, 868, 961, 1085, 1240, 1604, 1736, 1922, 2005, 2170, 2480, 2807, 3208, 3472, 3844, 4010, 4340, 4805, 5614, 6416, 6727, 7688, 8020, 8680, 9610, 11228, 12431, 13454, 14035, 15376, 16040, 17360, 19220, 22456, 24862, 26908, 28070, 32080, 33635, 38440, 44912, 49724, 53816, 56140, 62155, 67270, 76880, 87017, 99448, 107632, 112280, 124310, 134540, 174034, 198896, 224560, 248620, 269080, 348068, 385361, 435085, 497240, 538160, 696136, 770722, 870170, 994480, 1392272, 1541444, 1740340, 1926805, 2697527, 3082888, 3480680, 3853610, 5395054, 6165776, 6961360, 7707220, 10790108, 13487635, 15414440, 21580216, 26975270, 30828880, 43160432, 53950540, 107901080, 215802160]

約数ペア:

[(1, 215802160), (2, 107901080), (4, 53950540), (5, 43160432), (7, 30828880), (8, 26975270), (10, 21580216), (14, 15414440), (16, 13487635), (20, 10790108), (28, 7707220), (31, 6961360), (35, 6165776), (40, 5395054), (56, 3853610), (62, 3480680), (70, 3082888), (80, 2697527), (112, 1926805), (124, 1740340), (140, 1541444), (155, 1392272), (217, 994480), (248, 870170), (280, 770722), (310, 696136), (401, 538160), (434, 497240), (496, 435085), (560, 385361), (620, 348068), (802, 269080), (868, 248620), (961, 224560), (1085, 198896), (1240, 174034), (1604, 134540), (1736, 124310), (1922, 112280), (2005, 107632), (2170, 99448), (2480, 87017), (2807, 76880), (3208, 67270), (3472, 62155), (3844, 56140), (4010, 53816), (4340, 49724), (4805, 44912), (5614, 38440), (6416, 33635), (6727, 32080), (7688, 28070), (8020, 26908), (8680, 24862), (9610, 22456), (11228, 19220), (12431, 17360), (13454, 16040), (14035, 15376)]