207806640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^2\times {\mathrm{53}}^1$

素因数の和:148

約数の個数: 240

約数和(自身を含む): 718105824

約数和(自身を除く): 510299184

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 31, 34, 40, 48, 51, 53, 60, 62, 68, 80, 85, 93, 102, 106, 120, 124, 136, 155, 159, 170, 186, 204, 212, 240, 248, 255, 265, 272, 310, 318, 340, 372, 408, 424, 465, 496, 510, 527, 530, 620, 636, 680, 744, 795, 816, 848, 901, 930, 961, 1020, 1054, 1060, 1240, 1272, 1360, 1488, 1581, 1590, 1643, 1802, 1860, 1922, 2040, 2108, 2120, 2480, 2544, 2635, 2703, 2883, 3162, 3180, 3286, 3604, 3720, 3844, 4080, 4216, 4240, 4505, 4805, 4929, 5270, 5406, 5766, 6324, 6360, 6572, 7208, 7440, 7688, 7905, 8215, 8432, 9010, 9610, 9858, 10540, 10812, 11532, 12648, 12720, 13144, 13515, 14415, 14416, 15376, 15810, 16337, 16430, 18020, 19220, 19716, 21080, 21624, 23064, 24645, 25296, 26288, 27030, 27931, 28830, 31620, 32674, 32860, 36040, 38440, 39432, 42160, 43248, 46128, 49011, 49290, 50933, 54060, 55862, 57660, 63240, 65348, 65720, 72080, 76880, 78864, 81685, 83793, 98022, 98580, 101866, 108120, 111724, 115320, 126480, 130696, 131440, 139655, 152799, 163370, 167586, 196044, 197160, 203732, 216240, 223448, 230640, 245055, 254665, 261392, 279310, 305598, 326740, 335172, 392088, 394320, 407464, 418965, 446896, 490110, 509330, 558620, 611196, 653480, 670344, 763995, 784176, 814928, 837930, 865861, 980220, 1018660, 1117240, 1222392, 1306960, 1340688, 1527990, 1675860, 1731722, 1960440, 2037320, 2234480, 2444784, 2597583, 3055980, 3351720, 3463444, 3920880, 4074640, 4329305, 5195166, 6111960, 6703440, 6926888, 8658610, 10390332, 12223920, 12987915, 13853776, 17317220, 20780664, 25975830, 34634440, 41561328, 51951660, 69268880, 103903320, 207806640]

約数ペア:

[(1, 207806640), (2, 103903320), (3, 69268880), (4, 51951660), (5, 41561328), (6, 34634440), (8, 25975830), (10, 20780664), (12, 17317220), (15, 13853776), (16, 12987915), (17, 12223920), (20, 10390332), (24, 8658610), (30, 6926888), (31, 6703440), (34, 6111960), (40, 5195166), (48, 4329305), (51, 4074640), (53, 3920880), (60, 3463444), (62, 3351720), (68, 3055980), (80, 2597583), (85, 2444784), (93, 2234480), (102, 2037320), (106, 1960440), (120, 1731722), (124, 1675860), (136, 1527990), (155, 1340688), (159, 1306960), (170, 1222392), (186, 1117240), (204, 1018660), (212, 980220), (240, 865861), (248, 837930), (255, 814928), (265, 784176), (272, 763995), (310, 670344), (318, 653480), (340, 611196), (372, 558620), (408, 509330), (424, 490110), (465, 446896), (496, 418965), (510, 407464), (527, 394320), (530, 392088), (620, 335172), (636, 326740), (680, 305598), (744, 279310), (795, 261392), (816, 254665), (848, 245055), (901, 230640), (930, 223448), (961, 216240), (1020, 203732), (1054, 197160), (1060, 196044), (1240, 167586), (1272, 163370), (1360, 152799), (1488, 139655), (1581, 131440), (1590, 130696), (1643, 126480), (1802, 115320), (1860, 111724), (1922, 108120), (2040, 101866), (2108, 98580), (2120, 98022), (2480, 83793), (2544, 81685), (2635, 78864), (2703, 76880), (2883, 72080), (3162, 65720), (3180, 65348), (3286, 63240), (3604, 57660), (3720, 55862), (3844, 54060), (4080, 50933), (4216, 49290), (4240, 49011), (4505, 46128), (4805, 43248), (4929, 42160), (5270, 39432), (5406, 38440), (5766, 36040), (6324, 32860), (6360, 32674), (6572, 31620), (7208, 28830), (7440, 27931), (7688, 27030), (7905, 26288), (8215, 25296), (8432, 24645), (9010, 23064), (9610, 21624), (9858, 21080), (10540, 19716), (10812, 19220), (11532, 18020), (12648, 16430), (12720, 16337), (13144, 15810), (13515, 15376), (14415, 14416)]