309510720

素因数分解:

$2^6\times 3^4\times 5^1\times {\mathrm{11941}}^1$

素因数の和:11970

約数の個数: 140

約数和(自身を含む): 1101076284

約数和(自身を除く): 791565564

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 81, 90, 96, 108, 120, 135, 144, 160, 162, 180, 192, 216, 240, 270, 288, 320, 324, 360, 405, 432, 480, 540, 576, 648, 720, 810, 864, 960, 1080, 1296, 1440, 1620, 1728, 2160, 2592, 2880, 3240, 4320, 5184, 6480, 8640, 11941, 12960, 23882, 25920, 35823, 47764, 59705, 71646, 95528, 107469, 119410, 143292, 179115, 191056, 214938, 238820, 286584, 322407, 358230, 382112, 429876, 477640, 537345, 573168, 644814, 716460, 764224, 859752, 955280, 967221, 1074690, 1146336, 1289628, 1432920, 1612035, 1719504, 1910560, 1934442, 2149380, 2292672, 2579256, 2865840, 3224070, 3439008, 3821120, 3868884, 4298760, 4836105, 5158512, 5731680, 6448140, 6878016, 7737768, 8597520, 9672210, 10317024, 11463360, 12896280, 15475536, 17195040, 19344420, 20634048, 25792560, 30951072, 34390080, 38688840, 51585120, 61902144, 77377680, 103170240, 154755360, 309510720]

約数ペア:

[(1, 309510720), (2, 154755360), (3, 103170240), (4, 77377680), (5, 61902144), (6, 51585120), (8, 38688840), (9, 34390080), (10, 30951072), (12, 25792560), (15, 20634048), (16, 19344420), (18, 17195040), (20, 15475536), (24, 12896280), (27, 11463360), (30, 10317024), (32, 9672210), (36, 8597520), (40, 7737768), (45, 6878016), (48, 6448140), (54, 5731680), (60, 5158512), (64, 4836105), (72, 4298760), (80, 3868884), (81, 3821120), (90, 3439008), (96, 3224070), (108, 2865840), (120, 2579256), (135, 2292672), (144, 2149380), (160, 1934442), (162, 1910560), (180, 1719504), (192, 1612035), (216, 1432920), (240, 1289628), (270, 1146336), (288, 1074690), (320, 967221), (324, 955280), (360, 859752), (405, 764224), (432, 716460), (480, 644814), (540, 573168), (576, 537345), (648, 477640), (720, 429876), (810, 382112), (864, 358230), (960, 322407), (1080, 286584), (1296, 238820), (1440, 214938), (1620, 191056), (1728, 179115), (2160, 143292), (2592, 119410), (2880, 107469), (3240, 95528), (4320, 71646), (5184, 59705), (6480, 47764), (8640, 35823), (11941, 25920), (12960, 23882)]