561042990

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{907}}^1$

素因数の和:1031

約数の個数: 128

約数和(自身を含む): 1569024000

約数和(自身を除く): 1007981010

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 29, 30, 45, 54, 58, 79, 87, 90, 135, 145, 158, 174, 237, 261, 270, 290, 395, 435, 474, 522, 711, 783, 790, 870, 907, 1185, 1305, 1422, 1566, 1814, 2133, 2291, 2370, 2610, 2721, 3555, 3915, 4266, 4535, 4582, 5442, 6873, 7110, 7830, 8163, 9070, 10665, 11455, 13605, 13746, 16326, 20619, 21330, 22910, 24489, 26303, 27210, 34365, 40815, 41238, 48978, 52606, 61857, 68730, 71653, 78909, 81630, 103095, 122445, 123714, 131515, 143306, 157818, 206190, 214959, 236727, 244890, 263030, 309285, 358265, 394545, 429918, 473454, 618570, 644877, 710181, 716530, 789090, 1074795, 1183635, 1289754, 1420362, 1934631, 2077937, 2149590, 2367270, 3224385, 3550905, 3869262, 4155874, 6233811, 6448770, 7101810, 9673155, 10389685, 12467622, 18701433, 19346310, 20779370, 31169055, 37402866, 56104299, 62338110, 93507165, 112208598, 187014330, 280521495, 561042990]

約数ペア:

[(1, 561042990), (2, 280521495), (3, 187014330), (5, 112208598), (6, 93507165), (9, 62338110), (10, 56104299), (15, 37402866), (18, 31169055), (27, 20779370), (29, 19346310), (30, 18701433), (45, 12467622), (54, 10389685), (58, 9673155), (79, 7101810), (87, 6448770), (90, 6233811), (135, 4155874), (145, 3869262), (158, 3550905), (174, 3224385), (237, 2367270), (261, 2149590), (270, 2077937), (290, 1934631), (395, 1420362), (435, 1289754), (474, 1183635), (522, 1074795), (711, 789090), (783, 716530), (790, 710181), (870, 644877), (907, 618570), (1185, 473454), (1305, 429918), (1422, 394545), (1566, 358265), (1814, 309285), (2133, 263030), (2291, 244890), (2370, 236727), (2610, 214959), (2721, 206190), (3555, 157818), (3915, 143306), (4266, 131515), (4535, 123714), (4582, 122445), (5442, 103095), (6873, 81630), (7110, 78909), (7830, 71653), (8163, 68730), (9070, 61857), (10665, 52606), (11455, 48978), (13605, 41238), (13746, 40815), (16326, 34365), (20619, 27210), (21330, 26303), (22910, 24489)]