206052840

素因数分解:

$2^3\times 3^2\times 5^1\times 7^2\times {\mathrm{11681}}^1$

素因数の和:11712

約数の個数: 144

約数和(自身を含む): 779072580

約数和(自身を除く): 573019740

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 49, 56, 60, 63, 70, 72, 84, 90, 98, 105, 120, 126, 140, 147, 168, 180, 196, 210, 245, 252, 280, 294, 315, 360, 392, 420, 441, 490, 504, 588, 630, 735, 840, 882, 980, 1176, 1260, 1470, 1764, 1960, 2205, 2520, 2940, 3528, 4410, 5880, 8820, 11681, 17640, 23362, 35043, 46724, 58405, 70086, 81767, 93448, 105129, 116810, 140172, 163534, 175215, 210258, 233620, 245301, 280344, 327068, 350430, 408835, 420516, 467240, 490602, 525645, 572369, 654136, 700860, 735903, 817670, 841032, 981204, 1051290, 1144738, 1226505, 1401720, 1471806, 1635340, 1717107, 1962408, 2102580, 2289476, 2453010, 2861845, 2943612, 3270680, 3434214, 3679515, 4205160, 4578952, 4906020, 5151321, 5723690, 5887224, 6868428, 7359030, 8585535, 9812040, 10302642, 11447380, 13736856, 14718060, 17171070, 20605284, 22894760, 25756605, 29436120, 34342140, 41210568, 51513210, 68684280, 103026420, 206052840]

約数ペア:

[(1, 206052840), (2, 103026420), (3, 68684280), (4, 51513210), (5, 41210568), (6, 34342140), (7, 29436120), (8, 25756605), (9, 22894760), (10, 20605284), (12, 17171070), (14, 14718060), (15, 13736856), (18, 11447380), (20, 10302642), (21, 9812040), (24, 8585535), (28, 7359030), (30, 6868428), (35, 5887224), (36, 5723690), (40, 5151321), (42, 4906020), (45, 4578952), (49, 4205160), (56, 3679515), (60, 3434214), (63, 3270680), (70, 2943612), (72, 2861845), (84, 2453010), (90, 2289476), (98, 2102580), (105, 1962408), (120, 1717107), (126, 1635340), (140, 1471806), (147, 1401720), (168, 1226505), (180, 1144738), (196, 1051290), (210, 981204), (245, 841032), (252, 817670), (280, 735903), (294, 700860), (315, 654136), (360, 572369), (392, 525645), (420, 490602), (441, 467240), (490, 420516), (504, 408835), (588, 350430), (630, 327068), (735, 280344), (840, 245301), (882, 233620), (980, 210258), (1176, 175215), (1260, 163534), (1470, 140172), (1764, 116810), (1960, 105129), (2205, 93448), (2520, 81767), (2940, 70086), (3528, 58405), (4410, 46724), (5880, 35043), (8820, 23362), (11681, 17640)]