209377920

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{167}}^1\times {\mathrm{653}}^1$

素因数の和:842

約数の個数: 128

約数和(自身を含む): 672416640

約数和(自身を除く): 463038720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 167, 192, 240, 320, 334, 384, 480, 501, 640, 653, 668, 835, 960, 1002, 1306, 1336, 1670, 1920, 1959, 2004, 2505, 2612, 2672, 3265, 3340, 3918, 4008, 5010, 5224, 5344, 6530, 6680, 7836, 8016, 9795, 10020, 10448, 10688, 13060, 13360, 15672, 16032, 19590, 20040, 20896, 21376, 26120, 26720, 31344, 32064, 39180, 40080, 41792, 52240, 53440, 62688, 64128, 78360, 80160, 83584, 104480, 106880, 109051, 125376, 156720, 160320, 208960, 218102, 250752, 313440, 320640, 327153, 417920, 436204, 545255, 626880, 654306, 872408, 1090510, 1253760, 1308612, 1635765, 1744816, 2181020, 2617224, 3271530, 3489632, 4362040, 5234448, 6543060, 6979264, 8724080, 10468896, 13086120, 13958528, 17448160, 20937792, 26172240, 34896320, 41875584, 52344480, 69792640, 104688960, 209377920]

約数ペア:

[(1, 209377920), (2, 104688960), (3, 69792640), (4, 52344480), (5, 41875584), (6, 34896320), (8, 26172240), (10, 20937792), (12, 17448160), (15, 13958528), (16, 13086120), (20, 10468896), (24, 8724080), (30, 6979264), (32, 6543060), (40, 5234448), (48, 4362040), (60, 3489632), (64, 3271530), (80, 2617224), (96, 2181020), (120, 1744816), (128, 1635765), (160, 1308612), (167, 1253760), (192, 1090510), (240, 872408), (320, 654306), (334, 626880), (384, 545255), (480, 436204), (501, 417920), (640, 327153), (653, 320640), (668, 313440), (835, 250752), (960, 218102), (1002, 208960), (1306, 160320), (1336, 156720), (1670, 125376), (1920, 109051), (1959, 106880), (2004, 104480), (2505, 83584), (2612, 80160), (2672, 78360), (3265, 64128), (3340, 62688), (3918, 53440), (4008, 52240), (5010, 41792), (5224, 40080), (5344, 39180), (6530, 32064), (6680, 31344), (7836, 26720), (8016, 26120), (9795, 21376), (10020, 20896), (10448, 20040), (10688, 19590), (13060, 16032), (13360, 15672)]