219897756

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{659}}^1$

素因数の和:736

約数の個数: 144

約数和(自身を含む): 645765120

約数和(自身を除く): 425867364

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 23, 26, 31, 36, 39, 46, 52, 62, 69, 78, 92, 93, 117, 124, 138, 156, 186, 207, 234, 276, 279, 299, 372, 403, 414, 468, 558, 598, 659, 713, 806, 828, 897, 1116, 1196, 1209, 1318, 1426, 1612, 1794, 1977, 2139, 2418, 2636, 2691, 2852, 3588, 3627, 3954, 4278, 4836, 5382, 5931, 6417, 7254, 7908, 8556, 8567, 9269, 10764, 11862, 12834, 14508, 15157, 17134, 18538, 20429, 23724, 25668, 25701, 27807, 30314, 34268, 37076, 40858, 45471, 51402, 55614, 60628, 61287, 77103, 81716, 83421, 90942, 102804, 111228, 122574, 136413, 154206, 166842, 181884, 183861, 197041, 245148, 265577, 272826, 308412, 333684, 367722, 394082, 469867, 531154, 545652, 591123, 735444, 788164, 796731, 939734, 1062308, 1182246, 1409601, 1593462, 1773369, 1879468, 2364492, 2390193, 2819202, 3186924, 3546738, 4228803, 4780386, 5638404, 6108271, 7093476, 8457606, 9560772, 12216542, 16915212, 18324813, 24433084, 36649626, 54974439, 73299252, 109948878, 219897756]

約数ペア:

[(1, 219897756), (2, 109948878), (3, 73299252), (4, 54974439), (6, 36649626), (9, 24433084), (12, 18324813), (13, 16915212), (18, 12216542), (23, 9560772), (26, 8457606), (31, 7093476), (36, 6108271), (39, 5638404), (46, 4780386), (52, 4228803), (62, 3546738), (69, 3186924), (78, 2819202), (92, 2390193), (93, 2364492), (117, 1879468), (124, 1773369), (138, 1593462), (156, 1409601), (186, 1182246), (207, 1062308), (234, 939734), (276, 796731), (279, 788164), (299, 735444), (372, 591123), (403, 545652), (414, 531154), (468, 469867), (558, 394082), (598, 367722), (659, 333684), (713, 308412), (806, 272826), (828, 265577), (897, 245148), (1116, 197041), (1196, 183861), (1209, 181884), (1318, 166842), (1426, 154206), (1612, 136413), (1794, 122574), (1977, 111228), (2139, 102804), (2418, 90942), (2636, 83421), (2691, 81716), (2852, 77103), (3588, 61287), (3627, 60628), (3954, 55614), (4278, 51402), (4836, 45471), (5382, 40858), (5931, 37076), (6417, 34268), (7254, 30314), (7908, 27807), (8556, 25701), (8567, 25668), (9269, 23724), (10764, 20429), (11862, 18538), (12834, 17134), (14508, 15157)]