72908660

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{137}}^1$

素因数の和:257

約数の個数: 96

約数和(自身を含む): 175271040

約数和(自身を除く): 102362380

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 41, 44, 55, 59, 82, 110, 118, 137, 164, 205, 220, 236, 274, 295, 410, 451, 548, 590, 649, 685, 820, 902, 1180, 1298, 1370, 1507, 1804, 2255, 2419, 2596, 2740, 3014, 3245, 4510, 4838, 5617, 6028, 6490, 7535, 8083, 9020, 9676, 11234, 12095, 12980, 15070, 16166, 22468, 24190, 26609, 28085, 30140, 32332, 40415, 48380, 53218, 56170, 61787, 80830, 88913, 106436, 112340, 123574, 133045, 161660, 177826, 247148, 266090, 308935, 331403, 355652, 444565, 532180, 617870, 662806, 889130, 1235740, 1325612, 1657015, 1778260, 3314030, 3645433, 6628060, 7290866, 14581732, 18227165, 36454330, 72908660]

約数ペア:

[(1, 72908660), (2, 36454330), (4, 18227165), (5, 14581732), (10, 7290866), (11, 6628060), (20, 3645433), (22, 3314030), (41, 1778260), (44, 1657015), (55, 1325612), (59, 1235740), (82, 889130), (110, 662806), (118, 617870), (137, 532180), (164, 444565), (205, 355652), (220, 331403), (236, 308935), (274, 266090), (295, 247148), (410, 177826), (451, 161660), (548, 133045), (590, 123574), (649, 112340), (685, 106436), (820, 88913), (902, 80830), (1180, 61787), (1298, 56170), (1370, 53218), (1507, 48380), (1804, 40415), (2255, 32332), (2419, 30140), (2596, 28085), (2740, 26609), (3014, 24190), (3245, 22468), (4510, 16166), (4838, 15070), (5617, 12980), (6028, 12095), (6490, 11234), (7535, 9676), (8083, 9020)]