81241380

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{97}}^1$

素因数の和:176

約数の個数: 240

約数和(自身を含む): 286868736

約数和(自身を除く): 205627356

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 27, 30, 33, 36, 44, 45, 47, 54, 55, 60, 66, 81, 90, 94, 97, 99, 108, 110, 132, 135, 141, 162, 165, 180, 188, 194, 198, 220, 235, 270, 282, 291, 297, 324, 330, 388, 396, 405, 423, 470, 485, 495, 517, 540, 564, 582, 594, 660, 705, 810, 846, 873, 891, 940, 970, 990, 1034, 1067, 1164, 1188, 1269, 1410, 1455, 1485, 1551, 1620, 1692, 1746, 1782, 1940, 1980, 2068, 2115, 2134, 2538, 2585, 2619, 2820, 2910, 2970, 3102, 3201, 3492, 3564, 3807, 4230, 4268, 4365, 4455, 4559, 4653, 5076, 5170, 5238, 5335, 5820, 5940, 6204, 6345, 6402, 7614, 7755, 7857, 8460, 8730, 8910, 9118, 9306, 9603, 10340, 10476, 10670, 12690, 12804, 13095, 13677, 13959, 15228, 15510, 15714, 16005, 17460, 17820, 18236, 18612, 19035, 19206, 21340, 22795, 23265, 25380, 26190, 27354, 27918, 28809, 31020, 31428, 32010, 38070, 38412, 39285, 41031, 41877, 45590, 46530, 48015, 50149, 52380, 54708, 55836, 57618, 64020, 68385, 69795, 76140, 78570, 82062, 83754, 86427, 91180, 93060, 96030, 100298, 115236, 123093, 136770, 139590, 144045, 150447, 157140, 164124, 167508, 172854, 192060, 200596, 205155, 209385, 246186, 250745, 273540, 279180, 288090, 300894, 345708, 369279, 410310, 418770, 432135, 451341, 492372, 501490, 576180, 601788, 615465, 738558, 752235, 820620, 837540, 864270, 902682, 1002980, 1230930, 1354023, 1477116, 1504470, 1728540, 1805364, 1846395, 2256705, 2461860, 2708046, 3008940, 3692790, 4062069, 4513410, 5416092, 6770115, 7385580, 8124138, 9026820, 13540230, 16248276, 20310345, 27080460, 40620690, 81241380]

約数ペア:

[(1, 81241380), (2, 40620690), (3, 27080460), (4, 20310345), (5, 16248276), (6, 13540230), (9, 9026820), (10, 8124138), (11, 7385580), (12, 6770115), (15, 5416092), (18, 4513410), (20, 4062069), (22, 3692790), (27, 3008940), (30, 2708046), (33, 2461860), (36, 2256705), (44, 1846395), (45, 1805364), (47, 1728540), (54, 1504470), (55, 1477116), (60, 1354023), (66, 1230930), (81, 1002980), (90, 902682), (94, 864270), (97, 837540), (99, 820620), (108, 752235), (110, 738558), (132, 615465), (135, 601788), (141, 576180), (162, 501490), (165, 492372), (180, 451341), (188, 432135), (194, 418770), (198, 410310), (220, 369279), (235, 345708), (270, 300894), (282, 288090), (291, 279180), (297, 273540), (324, 250745), (330, 246186), (388, 209385), (396, 205155), (405, 200596), (423, 192060), (470, 172854), (485, 167508), (495, 164124), (517, 157140), (540, 150447), (564, 144045), (582, 139590), (594, 136770), (660, 123093), (705, 115236), (810, 100298), (846, 96030), (873, 93060), (891, 91180), (940, 86427), (970, 83754), (990, 82062), (1034, 78570), (1067, 76140), (1164, 69795), (1188, 68385), (1269, 64020), (1410, 57618), (1455, 55836), (1485, 54708), (1551, 52380), (1620, 50149), (1692, 48015), (1746, 46530), (1782, 45590), (1940, 41877), (1980, 41031), (2068, 39285), (2115, 38412), (2134, 38070), (2538, 32010), (2585, 31428), (2619, 31020), (2820, 28809), (2910, 27918), (2970, 27354), (3102, 26190), (3201, 25380), (3492, 23265), (3564, 22795), (3807, 21340), (4230, 19206), (4268, 19035), (4365, 18612), (4455, 18236), (4559, 17820), (4653, 17460), (5076, 16005), (5170, 15714), (5238, 15510), (5335, 15228), (5820, 13959), (5940, 13677), (6204, 13095), (6345, 12804), (6402, 12690), (7614, 10670), (7755, 10476), (7857, 10340), (8460, 9603), (8730, 9306), (8910, 9118)]