641791344

素因数分解:

$2^4\times 3^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{733}}^1$

素因数の和:827

約数の個数: 160

約数和(自身を含む): 1867648320

約数和(自身を除く): 1225856976

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 29, 34, 37, 48, 51, 58, 68, 74, 87, 102, 111, 116, 136, 148, 174, 204, 222, 232, 272, 296, 348, 408, 444, 464, 493, 592, 629, 696, 733, 816, 888, 986, 1073, 1258, 1392, 1466, 1479, 1776, 1887, 1972, 2146, 2199, 2516, 2932, 2958, 3219, 3774, 3944, 4292, 4398, 5032, 5864, 5916, 6438, 7548, 7888, 8584, 8796, 10064, 11728, 11832, 12461, 12876, 15096, 17168, 17592, 18241, 21257, 23664, 24922, 25752, 27121, 30192, 35184, 36482, 37383, 42514, 49844, 51504, 54242, 54723, 63771, 72964, 74766, 81363, 85028, 99688, 108484, 109446, 127542, 145928, 149532, 162726, 170056, 199376, 216968, 218892, 255084, 291856, 299064, 325452, 340112, 361369, 433936, 437784, 461057, 510168, 598128, 650904, 722738, 786509, 875568, 922114, 1020336, 1084107, 1301808, 1383171, 1445476, 1573018, 1844228, 2168214, 2359527, 2766342, 2890952, 3146036, 3688456, 4336428, 4719054, 5532684, 5781904, 6292072, 7376912, 8672856, 9438108, 11065368, 12584144, 13370653, 17345712, 18876216, 22130736, 26741306, 37752432, 40111959, 53482612, 80223918, 106965224, 160447836, 213930448, 320895672, 641791344]

約数ペア:

[(1, 641791344), (2, 320895672), (3, 213930448), (4, 160447836), (6, 106965224), (8, 80223918), (12, 53482612), (16, 40111959), (17, 37752432), (24, 26741306), (29, 22130736), (34, 18876216), (37, 17345712), (48, 13370653), (51, 12584144), (58, 11065368), (68, 9438108), (74, 8672856), (87, 7376912), (102, 6292072), (111, 5781904), (116, 5532684), (136, 4719054), (148, 4336428), (174, 3688456), (204, 3146036), (222, 2890952), (232, 2766342), (272, 2359527), (296, 2168214), (348, 1844228), (408, 1573018), (444, 1445476), (464, 1383171), (493, 1301808), (592, 1084107), (629, 1020336), (696, 922114), (733, 875568), (816, 786509), (888, 722738), (986, 650904), (1073, 598128), (1258, 510168), (1392, 461057), (1466, 437784), (1479, 433936), (1776, 361369), (1887, 340112), (1972, 325452), (2146, 299064), (2199, 291856), (2516, 255084), (2932, 218892), (2958, 216968), (3219, 199376), (3774, 170056), (3944, 162726), (4292, 149532), (4398, 145928), (5032, 127542), (5864, 109446), (5916, 108484), (6438, 99688), (7548, 85028), (7888, 81363), (8584, 74766), (8796, 72964), (10064, 63771), (11728, 54723), (11832, 54242), (12461, 51504), (12876, 49844), (15096, 42514), (17168, 37383), (17592, 36482), (18241, 35184), (21257, 30192), (23664, 27121), (24922, 25752)]