201087964

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^2\times {\mathrm{61}}^1\times {\mathrm{139}}^1$

素因数の和:240

約数の個数: 108

約数和(自身を含む): 460621560

約数和(自身を除く): 259533596

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 49, 61, 77, 98, 121, 122, 139, 154, 196, 242, 244, 278, 308, 427, 484, 539, 556, 671, 847, 854, 973, 1078, 1342, 1529, 1694, 1708, 1946, 2156, 2684, 2989, 3058, 3388, 3892, 4697, 5929, 5978, 6116, 6811, 7381, 8479, 9394, 10703, 11858, 11956, 13622, 14762, 16819, 16958, 18788, 21406, 23716, 27244, 29524, 32879, 33638, 33916, 42812, 51667, 59353, 65758, 67276, 74921, 93269, 103334, 117733, 118706, 131516, 149842, 186538, 206668, 235466, 237412, 299684, 361669, 373076, 415471, 470932, 652883, 723338, 824131, 830942, 1025959, 1305766, 1446676, 1648262, 1661884, 2051918, 2611532, 3296524, 4103836, 4570181, 7181713, 9140362, 14363426, 18280724, 28726852, 50271991, 100543982, 201087964]

約数ペア:

[(1, 201087964), (2, 100543982), (4, 50271991), (7, 28726852), (11, 18280724), (14, 14363426), (22, 9140362), (28, 7181713), (44, 4570181), (49, 4103836), (61, 3296524), (77, 2611532), (98, 2051918), (121, 1661884), (122, 1648262), (139, 1446676), (154, 1305766), (196, 1025959), (242, 830942), (244, 824131), (278, 723338), (308, 652883), (427, 470932), (484, 415471), (539, 373076), (556, 361669), (671, 299684), (847, 237412), (854, 235466), (973, 206668), (1078, 186538), (1342, 149842), (1529, 131516), (1694, 118706), (1708, 117733), (1946, 103334), (2156, 93269), (2684, 74921), (2989, 67276), (3058, 65758), (3388, 59353), (3892, 51667), (4697, 42812), (5929, 33916), (5978, 33638), (6116, 32879), (6811, 29524), (7381, 27244), (8479, 23716), (9394, 21406), (10703, 18788), (11858, 16958), (11956, 16819), (13622, 14762)]