217994790

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1$

素因数の和:159

約数の個数: 192

約数和(自身を含む): 624015360

約数和(自身を除く): 406020570

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 19, 26, 30, 31, 38, 39, 57, 62, 65, 73, 78, 93, 95, 114, 130, 146, 155, 169, 186, 190, 195, 219, 247, 285, 310, 338, 365, 390, 403, 438, 465, 494, 507, 570, 589, 730, 741, 806, 845, 930, 949, 1014, 1095, 1178, 1209, 1235, 1387, 1482, 1690, 1767, 1898, 2015, 2190, 2263, 2418, 2470, 2535, 2774, 2847, 2945, 3211, 3534, 3705, 4030, 4161, 4526, 4745, 5070, 5239, 5694, 5890, 6045, 6422, 6789, 6935, 7410, 7657, 8322, 8835, 9490, 9633, 10478, 11315, 12090, 12337, 13578, 13870, 14235, 15314, 15717, 16055, 17670, 18031, 19266, 20805, 22630, 22971, 24674, 26195, 28470, 29419, 31434, 32110, 33945, 36062, 37011, 38285, 41610, 42997, 45942, 48165, 52390, 54093, 58838, 61685, 67890, 74022, 76570, 78585, 85994, 88257, 90155, 96330, 99541, 108186, 114855, 123370, 128991, 147095, 157170, 176514, 180310, 185055, 199082, 214985, 229710, 234403, 257982, 270465, 294190, 298623, 370110, 382447, 429970, 441285, 468806, 497705, 540930, 558961, 597246, 644955, 703209, 764894, 882570, 995410, 1117922, 1147341, 1172015, 1289910, 1406418, 1493115, 1676883, 1912235, 2294682, 2344030, 2794805, 2986230, 3353766, 3516045, 3824470, 5589610, 5736705, 7032090, 7266493, 8384415, 11473410, 14532986, 16768830, 21799479, 36332465, 43598958, 72664930, 108997395, 217994790]

約数ペア:

[(1, 217994790), (2, 108997395), (3, 72664930), (5, 43598958), (6, 36332465), (10, 21799479), (13, 16768830), (15, 14532986), (19, 11473410), (26, 8384415), (30, 7266493), (31, 7032090), (38, 5736705), (39, 5589610), (57, 3824470), (62, 3516045), (65, 3353766), (73, 2986230), (78, 2794805), (93, 2344030), (95, 2294682), (114, 1912235), (130, 1676883), (146, 1493115), (155, 1406418), (169, 1289910), (186, 1172015), (190, 1147341), (195, 1117922), (219, 995410), (247, 882570), (285, 764894), (310, 703209), (338, 644955), (365, 597246), (390, 558961), (403, 540930), (438, 497705), (465, 468806), (494, 441285), (507, 429970), (570, 382447), (589, 370110), (730, 298623), (741, 294190), (806, 270465), (845, 257982), (930, 234403), (949, 229710), (1014, 214985), (1095, 199082), (1178, 185055), (1209, 180310), (1235, 176514), (1387, 157170), (1482, 147095), (1690, 128991), (1767, 123370), (1898, 114855), (2015, 108186), (2190, 99541), (2263, 96330), (2418, 90155), (2470, 88257), (2535, 85994), (2774, 78585), (2847, 76570), (2945, 74022), (3211, 67890), (3534, 61685), (3705, 58838), (4030, 54093), (4161, 52390), (4526, 48165), (4745, 45942), (5070, 42997), (5239, 41610), (5694, 38285), (5890, 37011), (6045, 36062), (6422, 33945), (6789, 32110), (6935, 31434), (7410, 29419), (7657, 28470), (8322, 26195), (8835, 24674), (9490, 22971), (9633, 22630), (10478, 20805), (11315, 19266), (12090, 18031), (12337, 17670), (13578, 16055), (13870, 15717), (14235, 15314)]