72444680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{547}}^1$

素因数の和:619

約数の個数: 128

約数和(自身を含む): 208327680

約数和(自身を除く): 135883000

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 43, 44, 55, 56, 70, 77, 86, 88, 110, 140, 154, 172, 215, 220, 280, 301, 308, 344, 385, 430, 440, 473, 547, 602, 616, 770, 860, 946, 1094, 1204, 1505, 1540, 1720, 1892, 2188, 2365, 2408, 2735, 3010, 3080, 3311, 3784, 3829, 4376, 4730, 5470, 6017, 6020, 6622, 7658, 9460, 10940, 12034, 12040, 13244, 15316, 16555, 18920, 19145, 21880, 23521, 24068, 26488, 30085, 30632, 33110, 38290, 42119, 47042, 48136, 60170, 66220, 76580, 84238, 94084, 117605, 120340, 132440, 153160, 164647, 168476, 188168, 210595, 235210, 240680, 258731, 329294, 336952, 421190, 470420, 517462, 658588, 823235, 842380, 940840, 1034924, 1293655, 1317176, 1646470, 1684760, 1811117, 2069848, 2587310, 3292940, 3622234, 5174620, 6585880, 7244468, 9055585, 10349240, 14488936, 18111170, 36222340, 72444680]

約数ペア:

[(1, 72444680), (2, 36222340), (4, 18111170), (5, 14488936), (7, 10349240), (8, 9055585), (10, 7244468), (11, 6585880), (14, 5174620), (20, 3622234), (22, 3292940), (28, 2587310), (35, 2069848), (40, 1811117), (43, 1684760), (44, 1646470), (55, 1317176), (56, 1293655), (70, 1034924), (77, 940840), (86, 842380), (88, 823235), (110, 658588), (140, 517462), (154, 470420), (172, 421190), (215, 336952), (220, 329294), (280, 258731), (301, 240680), (308, 235210), (344, 210595), (385, 188168), (430, 168476), (440, 164647), (473, 153160), (547, 132440), (602, 120340), (616, 117605), (770, 94084), (860, 84238), (946, 76580), (1094, 66220), (1204, 60170), (1505, 48136), (1540, 47042), (1720, 42119), (1892, 38290), (2188, 33110), (2365, 30632), (2408, 30085), (2735, 26488), (3010, 24068), (3080, 23521), (3311, 21880), (3784, 19145), (3829, 18920), (4376, 16555), (4730, 15316), (5470, 13244), (6017, 12040), (6020, 12034), (6622, 10940), (7658, 9460)]